1. Chip: Realtek HQ3000
2. Bluetooth v5.2 10 meters transmission distance
3. 4 Microphones Noise reduction.
4. SOUND HIFI ACC AUDIO ENCODING
5. Bluetooth protocol: HFP / A2DP / HSP / AVRCP
6. Battery life: 3 hours of calls 3.5 hours of playback.
7. Power of charging box: 600mAh
8. Charging port: Type C
9. Compatible with IOS/Android system (Pairing pop-up function only applies to Android system)