{"product_id":"ulxd4d-bodypack-wireless-headset-system","title":"ULXD4D 2-Channel Wireless Mic with 2x Beta-55 Bodypack \u0026 Headset Cardioid Mic","description":"\u003c!-- =================== 产品主图 + 简介 =================== --\u003e\n\u003cp\u003e\u003cimg style=\"max-width: 100%; height: auto; display: block; border-radius: 8px;\" title=\"ULXD4D Dual-Channel Wireless System with 2x Beta-55 Headset \u0026amp; Bodypack\" src=\"https:\/\/www.micwlshop.com\/static\/media\/Wireless\/2-Channel\/ULXD4D-Wireless-353.jpg\" alt=\"ULXD4D dual-channel UHF digital wireless microphone system with two bodypack transmitters and two Beta-55 cardioid headset microphones, 19-inch 1U rack-mount receiver with blue LED display for hands-free stage KTV church DJ live performance\" width=\"900\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eULXD4D 2-Channel Digital Wireless Microphone System with 2x Bodypack Transmitters \u0026amp; 2x Beta-55 Cardioid Headset Mics\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePro dual-channel UHF wireless system with 2 bodypack transmitters and 2 Beta-55 cardioid headsets. 1U rack-mount, long-range, encrypted. Hands-free stage-ready.\u003c\/p\u003e\n\u003c!-- =================== 关键卖点（高亮块） =================== --\u003e\n\u003cdiv style=\"background: linear-gradient(135deg,#fef9c3 0%,#fde68a 100%); border-left: 4px solid #f59e0b; border-radius: 8px; padding: 14px 16px; margin: 18px 0; font-size: 14px; color: #78350f;\"\u003e🎤 \u003cstrong style=\"color: #92400e;\"\u003eBundle Deal:\u003c\/strong\u003e 1× ULXD4D dual-channel receiver + \u003cstrong style=\"color: #92400e;\"\u003e2× bodypack transmitters\u003c\/strong\u003e + \u003cstrong style=\"color: #92400e;\"\u003e2× Beta-55 cardioid headset microphones\u003c\/strong\u003e — complete hands-free wireless rig, ready to perform out of the box.\u003c\/div\u003e\n\u003c!-- =================== 5 大核心卖点 =================== --\u003e\n\u003cdiv style=\"background: #f8fafc; border: 1px solid #eef2f7; border-radius: 10px; padding: 18px 22px; margin: 20px 0;\"\u003e\n\u003cp style=\"font-size: 18px; font-weight: 800; color: #0f172a; margin: 0 0 12px;\"\u003eWhy the ULXD4D Bodypack System Stands Out\u003c\/p\u003e\n\u003cul style=\"list-style: none; padding: 0; margin: 0;\"\u003e\n\u003cli style=\"padding: 8px 0 8px 30px; position: relative; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e \u003cstrong\u003eDual-Channel UHF Wireless:\u003c\/strong\u003e 2×100 selectable channels with advanced anti-interference circuitry for stable signal.\u003c\/li\u003e\n\u003cli style=\"padding: 8px 0 8px 30px; position: relative; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e \u003cstrong\u003e2× Beta-55 Cardioid Headsets:\u003c\/strong\u003e Lightweight, comfortable for long sessions; cardioid pickup rejects background noise.\u003c\/li\u003e\n\u003cli style=\"padding: 8px 0 8px 30px; position: relative; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e \u003cstrong\u003e2× Bodypack Transmitters:\u003c\/strong\u003e Compact metal clip-on packs with secure locking connector, all-day battery life.\u003c\/li\u003e\n\u003cli style=\"padding: 8px 0 8px 30px; position: relative; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e \u003cstrong\u003e19\" 1U Rack-Mount Receiver:\u003c\/strong\u003e All-metal black chassis with dual blue LED display, built for touring.\u003c\/li\u003e\n\u003cli style=\"padding: 8px 0 8px 30px; position: relative; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e \u003cstrong\u003eLong-Range \u0026amp; Encrypted:\u003c\/strong\u003e Stable hands-free transmission with secure encrypted signal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c!-- =================== 应用场景 =================== --\u003e\n\u003cp style=\"font-size: 18px; font-weight: 800; color: #0f172a; margin: 24px 0 12px; padding-bottom: 10px; border-bottom: 2px solid #e5e7eb;\"\u003eBuilt for Hands-Free Performance\u003c\/p\u003e\n\u003cp\u003eFrom stage acts to high-energy fitness sessions — the \u003cspan style=\"background: linear-gradient(180deg,transparent 60%,#bbf7d0 60%); padding: 0 3px; font-weight: 600; color: #14532d;\"\u003eULXD4D bodypack + Beta-55 headset system\u003c\/span\u003e keeps your hands free and your voice crystal clear.\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: separate; border-spacing: 8px; margin: 14px 0;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: linear-gradient(135deg,#eff6ff,#dbeafe); border: 1px solid #bfdbfe; border-radius: 8px; padding: 12px; text-align: center; font-weight: 600; color: #1e3a8a;\"\u003e🎤 Stage \u0026amp; Theater\u003c\/td\u003e\n\u003ctd style=\"background: linear-gradient(135deg,#eff6ff,#dbeafe); border: 1px solid #bfdbfe; border-radius: 8px; padding: 12px; text-align: center; font-weight: 600; color: #1e3a8a;\"\u003e🎙 Conference \u0026amp; Speech\u003c\/td\u003e\n\u003ctd style=\"background: linear-gradient(135deg,#eff6ff,#dbeafe); border: 1px solid #bfdbfe; border-radius: 8px; padding: 12px; text-align: center; font-weight: 600; color: #1e3a8a;\"\u003e⛪ Church \u0026amp; Worship\u003c\/td\u003e\n\u003ctd style=\"background: linear-gradient(135deg,#eff6ff,#dbeafe); border: 1px solid #bfdbfe; border-radius: 8px; padding: 12px; text-align: center; font-weight: 600; color: #1e3a8a;\"\u003e🏫 School \u0026amp; Training\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"background: linear-gradient(135deg,#eff6ff,#dbeafe); border: 1px solid #bfdbfe; border-radius: 8px; padding: 12px; text-align: center; font-weight: 600; color: #1e3a8a;\"\u003e💪 Fitness \u0026amp; Aerobics\u003c\/td\u003e\n\u003ctd style=\"background: linear-gradient(135deg,#eff6ff,#dbeafe); border: 1px solid #bfdbfe; border-radius: 8px; padding: 12px; text-align: center; font-weight: 600; color: #1e3a8a;\"\u003e🎤 KTV \/ Karaoke Host\u003c\/td\u003e\n\u003ctd style=\"background: linear-gradient(135deg,#eff6ff,#dbeafe); border: 1px solid #bfdbfe; border-radius: 8px; padding: 12px; text-align: center; font-weight: 600; color: #1e3a8a;\"\u003e🎧 DJ \u0026amp; Live Streaming\u003c\/td\u003e\n\u003ctd style=\"background: linear-gradient(135deg,#eff6ff,#dbeafe); border: 1px solid #bfdbfe; border-radius: 8px; padding: 12px; text-align: center; font-weight: 600; color: #1e3a8a;\"\u003e🎭 Event Hosting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- =================== 规格参数 =================== --\u003e\n\u003cp style=\"font-size: 18px; font-weight: 800; color: #0f172a; margin: 24px 0 12px; padding-bottom: 10px; border-bottom: 2px solid #e5e7eb;\"\u003eTechnical Specifications\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 8px; font-size: 14.5px; border: 1px solid #e5e7eb; border-radius: 8px; overflow: hidden;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; width: 38%; border-bottom: 1px solid #e5e7eb;\"\u003eModel\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003eULXD4D-Beta55-HS · 2-Channel Digital Wireless System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; border-bottom: 1px solid #e5e7eb;\"\u003eConfiguration\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003e2× Bodypack Transmitters + 2× Beta-55 Headsets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; border-bottom: 1px solid #e5e7eb;\"\u003eReceiver Type\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003e19\" 1U rack-mount, dual-channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; border-bottom: 1px solid #e5e7eb;\"\u003eReceiver Housing\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003eBlack metal chassis, professional grade\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; border-bottom: 1px solid #e5e7eb;\"\u003eDisplay\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003eDual blue LED digital display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; border-bottom: 1px solid #e5e7eb;\"\u003eFrequency Band\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003eUHF wireless\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; border-bottom: 1px solid #e5e7eb;\"\u003eChannels\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003e2 × 100 selectable channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; border-bottom: 1px solid #e5e7eb;\"\u003eMicrophone Type\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003e2 × Beta-55 cardioid headset (included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; border-bottom: 1px solid #e5e7eb;\"\u003ePolar Pattern\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003eCardioid (rejects background noise)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; border-bottom: 1px solid #e5e7eb;\"\u003eBodypack Housing\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003eCompact metal body, secure locking connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; border-bottom: 1px solid #e5e7eb;\"\u003eTransmission Range\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003eLong-range stable coverage\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold; border-bottom: 1px solid #e5e7eb;\"\u003eSecurity\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px; border-bottom: 1px solid #e5e7eb;\"\u003eEncrypted wireless transmission\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"text-align: left; padding: 12px 14px; background: #f1f5f9; color: #0f172a; font-weight: bold;\"\u003eIdeal For\u003c\/th\u003e\n\u003ctd style=\"padding: 12px 14px;\"\u003eStage, conference, church, fitness, hosting, live streaming\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- =================== 包装清单 =================== --\u003e\n\u003cp style=\"font-size: 18px; font-weight: 800; color: #0f172a; margin: 24px 0 12px; padding-bottom: 10px; border-bottom: 2px solid #e5e7eb;\"\u003eWhat's in the Box\u003c\/p\u003e\n\u003cul style=\"list-style: none; padding: 0; margin: 10px 0;\"\u003e\n\u003cli style=\"position: relative; padding: 8px 0 8px 30px; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e1 × ULXD4D Dual-Channel Wireless Receiver (1U rack-mount)\u003c\/li\u003e\n\u003cli style=\"position: relative; padding: 8px 0 8px 30px; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e2 × Bodypack Transmitters (metal clip-on)\u003c\/li\u003e\n\u003cli style=\"position: relative; padding: 8px 0 8px 30px; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e2 × Beta-55 Cardioid Headset Microphones\u003c\/li\u003e\n\u003cli style=\"position: relative; padding: 8px 0 8px 30px; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e4 × Antenna (detachable)\u003c\/li\u003e\n\u003cli style=\"position: relative; padding: 8px 0 8px 30px; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e2 × Bodypack Belt Clip \u0026amp; Batteries\u003c\/li\u003e\n\u003cli style=\"position: relative; padding: 8px 0 8px 30px; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e1 × Power Adapter \u0026amp; Cable\u003c\/li\u003e\n\u003cli style=\"position: relative; padding: 8px 0 8px 30px; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e1 × 1U Rack-Mount Kit\u003c\/li\u003e\n\u003cli style=\"position: relative; padding: 8px 0 8px 30px; color: #334155; font-size: 15px;\"\u003e\n\u003cspan style=\"position: absolute; left: 0; top: 8px; width: 20px; height: 20px; background: #10b981; color: #fff; border-radius: 50%; text-align: center; line-height: 20px; font-size: 12px; font-weight: 800;\"\u003e✓\u003c\/span\u003e1 × User Manual \u0026amp; Warranty Card\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c!-- =================== FAQ =================== --\u003e\n\u003cp style=\"font-size: 18px; font-weight: 800; color: #0f172a; margin: 24px 0 12px; padding-bottom: 10px; border-bottom: 2px solid #e5e7eb;\"\u003eFrequently Asked Questions\u003c\/p\u003e\n\u003cdiv style=\"border: 1px solid #e5e7eb; border-radius: 8px; margin-bottom: 10px; overflow: hidden; background: #fff;\"\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; font-weight: bold; color: #0f172a; background: #f8fafc; font-size: 15px;\"\u003eQ1. Is the ULXD4D bodypack system suitable for stage performances?\u003c\/p\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; color: #475569; background: #fff; font-size: 14.5px;\"\u003eYes. The ULXD4D uses UHF transmission with 2×100 channels and advanced anti-interference circuitry for stable stage use. The Beta-55 cardioid headset keeps your hands free while delivering clear vocal reproduction.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e5e7eb; border-radius: 8px; margin-bottom: 10px; overflow: hidden; background: #fff;\"\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; font-weight: bold; color: #0f172a; background: #f8fafc; font-size: 15px;\"\u003eQ2. Can I use it for fitness, teaching, or church sermons?\u003c\/p\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; color: #475569; background: #fff; font-size: 14.5px;\"\u003eAbsolutely. The lightweight Beta-55 headset + bodypack combo is ideal for high-mobility scenarios — fitness instructors, teachers, worship leaders, and conference speakers can move freely while staying clearly heard.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e5e7eb; border-radius: 8px; margin-bottom: 10px; overflow: hidden; background: #fff;\"\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; font-weight: bold; color: #0f172a; background: #f8fafc; font-size: 15px;\"\u003eQ3. What does the \"cardioid\" pattern mean for me?\u003c\/p\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; color: #475569; background: #fff; font-size: 14.5px;\"\u003eCardioid pickup focuses on sound directly in front of the mic (your mouth) and rejects side\/rear noise — perfect for loud stages, group classes, or noisy venues. You get clean vocal isolation without needing a loud voice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e5e7eb; border-radius: 8px; margin-bottom: 10px; overflow: hidden; background: #fff;\"\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; font-weight: bold; color: #0f172a; background: #f8fafc; font-size: 15px;\"\u003eQ4. Does the wireless signal support encryption?\u003c\/p\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; color: #475569; background: #fff; font-size: 14.5px;\"\u003eYes. The ULXD4D features encrypted wireless transmission, protecting your audio content from unauthorized interception — a must-have for corporate events, churches, and private performances.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e5e7eb; border-radius: 8px; margin-bottom: 10px; overflow: hidden; background: #fff;\"\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; font-weight: bold; color: #0f172a; background: #f8fafc; font-size: 15px;\"\u003eQ5. Can the receiver be rack-mounted?\u003c\/p\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; color: #475569; background: #fff; font-size: 14.5px;\"\u003eYes. The receiver is a standard 19-inch 1U rack-mount unit with a full-metal chassis and rack-mount kit included. It fits any professional audio rack out of the box.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #e5e7eb; border-radius: 8px; margin-bottom: 10px; overflow: hidden; background: #fff;\"\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; font-weight: bold; color: #0f172a; background: #f8fafc; font-size: 15px;\"\u003eQ6. How long do the bodypack batteries last?\u003c\/p\u003e\n\u003cp style=\"padding: 12px 16px; margin: 0; color: #475569; background: #fff; font-size: 14.5px;\"\u003eBodypack transmitters deliver extended runtime on standard AA batteries — typically 8+ hours per set, enough for a full show, service, or class day. Rechargeable batteries are also supported.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- =================== 联系邮箱 =================== --\u003e\n\u003cdiv style=\"background: linear-gradient(135deg,#1e293b 0%,#0f172a 100%); color: #fff; border-radius: 12px; padding: 28px 24px; margin-top: 24px; text-align: center;\"\u003e\n\u003cp style=\"font-size: 20px; font-weight: 800; margin: 0 0 8px; color: #fff;\"\u003eNeed a Custom Solution?\u003c\/p\u003e\n\u003cp style=\"color: #cbd5e1; font-size: 15px; margin: 0 0 14px;\"\u003eQuestions, bulk pricing, or want a custom wireless mic bundle? Our audio team is ready to help.\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003e\u003ca style=\"display: inline-block; background: rgba(255,255,255,.1); border: 2px solid #3b82f6; color: #fff; padding: 12px 28px; border-radius: 8px; font-size: 16px; font-weight: bold; text-decoration: none;\" href=\"mailto:shop@micwlaudio.com?subject=ULXD4D%20Inquiry\"\u003e✉️ shop@micwlaudio.com\u003c\/a\u003e\u003c\/p\u003e\n\u003cp style=\"margin-top: 14px; font-size: 12px; color: #94a3b8;\"\u003eWe reply within 24 hours · OEM\/ODM available · Worldwide shipping\u003c\/p\u003e\n\u003c\/div\u003e","brand":"MiCWL Audio Inc","offers":[{"title":"Default Title","offer_id":48845000016128,"sku":null,"price":299.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0652\/7323\/3664\/files\/ULXD4D-Wireless-352.jpg?v=1781421550","url":"https:\/\/www.micwlmall.com\/products\/ulxd4d-bodypack-wireless-headset-system","provider":"MiCWL Audio Inc","version":"1.0","type":"link"}