new bluetooth headphone 990

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Detailed Description

Product description: 1. Hi-fi stereo wireless bluetooth transmission 2. Built-in EQ equalizer 3. High anti-interference antenna 4. Built-in large capacity rechargable lithium battery 5.Advanced DSP technology 6. 360 degree all hidden style hifi microphone 7. Advanced ECHO cancellation 8. Mobile talk or music play two modes automatically switch 9. Remote volume control Technical parameter: model： 990-Bluetooth Protocol standard： bluetooth V3.0+EDR Frequency Response： 20Hz~20KHz Carrier frequency： 2.4GHz GFSK Rating Output Power： 25dBm S/N: ≥90dB Speaker Size： 40mm (Dia.) Impedance： 32Ω Operating voltage： 3.7v Battery Rechargeable lithium： 350mAh Hold time： 15 hours Music Playing： 12 hours Standby time： 200 hours Charging time： 3.5 hours Appearance color： black/white/red/orange Package： color window box

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Shenzhen Qi Yin Electronic Co., Ltd

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