BH-58

Playback Time (Headphone Mode): Approximately 26 hours
Bluetooth Version: 5.4 Working Voltage: DC 3.7V
Audio Codec Format:SBC/AAC
Charging Voltage:DC 5V/200mA
Microphone Sensitivity:-42 dB
Frequency Range:20Hz-20kHz
Operating Range: Approximately 15 meters
Charging Time: Approximately2.5 hours