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Specification:
Bluetooth version: Bluetooth V5.0
Support: HFPV1.2, A2DPV1.3, AVRCPV1.4, HSP1.6, GAVDP1.2, IOP
S/N: 96dB SNR stereo ADC and stereo DAC
Sensitivity: -80dBm<0.1%BER
Working distance: 10M
Working frequency: 2.4 -2.480GHZ
Transmission power: CLASS2,4dbm
Audio S/N: ≥75dB
Audio performance: SBC decoding
Battery: 3.7V/135mAH built-in rechargeable Li-on battery
Charging voltage: DC5V /60mA
Charging time: about 2.5hours
Working currency: 22mA
Standby currency: <500uA
Working temperature:-40ºC to +85ºC
Play time: about 6.5 hours
Talk time: about 6.5 hours
Standby time: about 100 hours
Speaker section:
Speaker dimension: φ10mm
Impedance: 32Ω
Sensitivity: 100db S.P.L at 1KHZ
Rated power: 3mW
Power capability: 30mW
Frequency response: 20Hz-20000Hz