User's Manual

Specs for products：
Bluetooth version + SPECS：Bluetooth V5.0+EDR
Support protocol：HFPV1.2, A2DPV1.3,AVRCPV1.4，HSP1.6,GAVDP1.2,IOP
SNR(Signal to Noise Ratio): 96dB SNR stereo ADC and stereo DAC
Sensitivity：-80dBm<0.1%BER
Transmitting distance：About 10m
Frequency response：2.4 -2.480GHZ
Transmission power：CLASS2，4dbm
Audio to SNR(Signal to Noise Ratio) ：≥75dB
Audio Performance：SBC
Battery Specs：3.7V/60mAH(Built-in Lithium-Polymer Rechargeable
Battery)
Charging voltage：DC5V 45mA
Charging time：About 1.5 hours
Working current：≤40mA
Standby current：<50uA
Temperature range：-40ºC to +85ºC
Play time：About 3.5 hours
Talk time：About 3.5 hours
Standby time：About 180 hours