Retro pocket watch Bluetooth earpieces TWS with touch control, transparent charging case,T51
Chipset:JL6983D4 V5.3
Frequency: 2.40GHz~2.48GHz
Transimit Power: Class 2
Music Time: about 4H
Talking Time: about 3H
Charging box battery: 180mAh,headset battery:30mAh