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                                                    BT-E68-产品细节                                                
                                            
Working Frequency: 2.4GHz
Receiving range: 10m, class 2
Modulation: GFSK
Transmitter power: 4dbm
Headphone
-Frequency Response: 20-20K Hz-S/N ratio: >78dB
-Distortion: <0.1%
-Working voltage: 3.3~4.2V
-Speaker size: 30mm
-Speaker impedance: 32 Ohms
Microphone:
-Size: 6mmx1.8mm
-Impedance: 2.2K Ohms
                                            Receiving range: 10m, class 2
Modulation: GFSK
Transmitter power: 4dbm
Headphone
-Frequency Response: 20-20K Hz-S/N ratio: >78dB
-Distortion: <0.1%
-Working voltage: 3.3~4.2V
-Speaker size: 30mm
-Speaker impedance: 32 Ohms
Microphone:
-Size: 6mmx1.8mm
-Impedance: 2.2K Ohms
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