1.GFSK digital modulation 2.USB transceiver 2.Embedded Li battery 3.built-in MIC for internet talking 4.CE,ROHS,FCC

2.4G computer headphone with GFSK digital Modulation 

The GD-240 is 2.4G digital wireless headphone with USB interface. Embedded lithium-polymer battery for chargeable.Hige-quality sound performance.

Features:

Fold flat design 2.4GHz ISM band with 2MHz bandwidth GFSK digital modulation Simultaneously listening stereo and talking Embedded rechargeable lithium-polymer battery Microphone ON/OFF and playlist control buttons Wired stereo headphone is available

 Technical Data:

   Frequency: 2.4GHz ISM Band

System: GFSK modulation frequency hopping Mode: Stereo Effective Range: 10 meters Charge Voltage: 5V SNR: 90dBr@1KHz Mic Frequency response: 50~80000Hz Headphone Frequency Response: 20~150000Hz Headphone Continuous use time: more than 10 hours (full charge)

2.4G computer headphone with GFSK digital Modulation