cross-border new arrival m15 bluetooth headset binaural in-ear sports digital tws wireless headset touch 5.0

Bluetooth Version: V5.0+EDR

2. Support: HFP 1.7, 1.2, A2DP 1.3, AVRCP 1.6, SPP 1.2, PBAP 1.2, BDR/BLE

3. Bluetooth operating frequency: 2.402-2.480GHz

4. Receiving distance: ≤ 10 meters

5. Audio Signal-to-Noise Ratio (S/N): ≥100dB

6. Battery: Lithium Battery - 3.7V, 50mAh

7. Microphone (MIC): Condenser Mic, -42dB ± 3dB,

Talk/Play Time: About 4-5 hours (The actual usage time depends on the type of song and the volume requirement, at 80% volume)

Charging time: Earphone charging 1-1.5 hours, charging base 2 hours.

Charging case parameters:

1: Charging Voltage: 5V/0.75A

2: Charging Port: USB

3: Earphone charging: 15 times