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Click to buy $ 45

Model number: SM18

Speaker unit: phi 10MM ring iron horn (beryllium membrane moving-coil + dynamo horn)

Headphone connector: MMCX

Frequency response: 20-20khz

Spiritual sensitivity: 102dB @1khz

Loss of truth: less than or equal to 3.0%@1kHz

Cavity material: aluminum alloy

Bluetooth solution: CSR 8645

Bluetooth version: Bluetooth 4.1

Audio decoding: APT-X

Compatible system: IOS/Android/Windows

Noise level: CVC 6.0

Support protocol: HFP/HSP/A2DP/AVRCP

Support cavity: MMCX and other aircraft

Electricity pool, 3.7 V, 120 mah

Music time: about 6.5H

Standby time: about 7 days

Charging time: 1.5-2h

Weight: 17.5 g