1. Bluetooth version: V5.0+EDR.
2. Support Bluetooth protocol: HFP1.7, 1.2, A2DP1.3, AVRCP1.6, SPP1.2andPBAP1.2, BDR/BLE.
3. Bluetooth operating frequency: 2.402GHz-2.480GHz.
4. Receiving distance: less than or equal to 10m.
5. Audio signal to noise ratio: greater than or equal to 100dB.
6. Headphone battery: Lithium battery – 3.7V, 100mAh.
7. Microphone: Silicon Wheat, -42dB+/-3DB.
8. Call/play time: about 8-10 hours (the actual usage time depends on the type and volume of the song).
9. Charging time: It takes 1-1.5 hours for the headset to charge and 2 hours for the charging stand.
10. Charge box battery capacity: 950mAh.
11. Charging box charging voltage: 5V/0.75A.
12. Charging box charging port: USB.
13. Charge the headset with the charging case: 4-5 times.
14. Headphone size: 6.5x4x2.5cm.
1. Next track/volume+: Press the volume + shortly and press a long song.
2. Previous track/volume-: Press the volume briefly – and press and hold the previous track.
3. Answer/hang up the phone: Click the MFB multi-function button of any headset once.
4. Refuse to listen when calling: Quickly double-click the MFB multi-function button of any headset twice.
5. Start Siri: In the waiting state, press and hold the MFB multi-function button of any one headset for about 1 second. When you hear a beep, wake up Siri. The left side of the headset defaults to the host, and the right side defaults to the slave.