Description: Bluetooth:CSR8610 V4.1Input:DS12v-24Output:3.1A (automatic allocation between 2 output port)Charging voltage:4.75v~5.75Charging current:40mAzBattery Capacity:3.7V;35mAhWorking Voltage: 3.0v -4.2VZEarphones Standby time : about 16 hoursEarphone Talking time:1.5 hoursEarphone Charging time :about 1 HoursFrequency:2.40GHz-2.48GHZProtocol:HSP/HFP/A2DP/AVRCPReceiving Sensitivity:-92dbm Working temperature:-10-+80C Bluetooth Distance:10M Main material :ABS
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