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model numberl: LM38-S1
Bluetooth solution: CSR 8645
Bluetooth version: Bluetooth 4.1
Audio decoding: APT-X
Compatible system: IOS/Android/Windows
Noise reduction level: CVC6.0
Support protocol: HFP/HSP/A2DP/AVRCP
Support cavity: MMCX and other types of cavity headset
Battery: 120mAh, 3.7V
Music time: about 6.5H
Standby time: about 7 days
Charging time: 1.5-2H
Bluetooth line length: 665mm
Bluetooth upgrade line length: 665mm
Cable upgrade line length: 1.2 meters
Horn unit: 10MM ring iron horn
Headset connector: MMCX plug
Frequency response: 20-20kHz
Sensitivity: 102dB@1kHz
Distortion: less than 3.0%@1kHz
Cavity material: aluminum alloy
Weight: 21g