Description
NEW NOISE CANCELING HEADPHONES BLUETOOTH NCBH
$49.99
Version V4.0 head phone
Chip CSR 8635
Support protocols HSP HFP A2DP AVRCP
Speaker diameter F40mm
Battery 300mAh
Operating range 20 m/360°
Input Voltage DC 3V
Receive sensitivity -92dBm
Microphone Sensitivity -42±3dB
Function Reduce 25db noise(20Hz-1KHz)
Distortion 0.08%-0.1%
SNR Audio-SNR@1KHz = 93dB Mic-SNR@1KHz = 92dB
Noise Cancelling Active Noise Cancelling wireless head phone
