1.Bluetooth 5.3+ER/BDR
2.Chip: Jelly 6976d Single MIC Dual MIC ENC two versions 3.Headset capacity 30mA, charging capsule capacity 400mA 4.Music playback time: 5-7hours, charging times: 4 times
5... Speaker unit: Φ13mm 32Ω
6. Pause/play, volume up/down, previous/next song
7. Binaural call, auto pairing on power on.
8.Hi-Fi sound effect, chip intelligent noise reduction.
9.Three digital display function
10.TYPE C charging port, private mode patent
12.Wireless charging function is optional
13.Color: black/white