Silent Disco RF Wireless Headphone With 863MHz ISM Band

Brand Name: OEM | AVLink Model Number: YH-863A Style: Headband Communication: Wireless Connectors: 3.5mm Use: Portable Media Player Place of Origin: Guangdong China (Mainland) Distance: 100 meters Packaging & Delivery Packaging Detail: gift box or as you request Delivery Detail: 20-25 working days after payments Specifications 1.UHF stereo wireless headphones with 863MHz ISM band 2.Active noise reduction system for crystal clear sound 3.CE RoHS Description:1) UHF stereo wireless headphone with 863MHz ISM band2) Operation distance up to 100 meters with latest UHF/RF wireless technology 3) Several headphones can be used simultaneously with one transmitter 4) Built-in 40mm mylar speaker 5) Auto mute and auto tuning function available for headphone6) Active noise reduction system for crystal clear sound7) Double PLL system for ultimate frequency stability Specifications:1) System: UHF/RF 2) Carrier frequency: 863.3; 863.9; 864.5MHz  3) Modulation: FM 4) Mode: stereo 5) S/N ratio: 75dB(minimum)6) Channel separation: 50dB(minimum)7) Distortion: 1%(maximum)8) Frequency response: 30 - 20,000Hz9) Power supply of transmitter: DC12V 150mA10) Power supply of headphone: 2 x AAA Accessories:1) Audio Cable2) "Y" Cable3) Switching Adapter4) Instruction Manual5) Guarantee Letter