19g lightweight body, exercise more freely

Product model: E66 bone conduction sports headphones
Speaker type: bone conduction
Charging voltage: 5V
Bluetooth version: 4.2
Playing time: 5 hours
Battery capacity: 150 mAh
Charging time: 2 hours
Bluetooth protocol: A2DP, AVRCP, HSP, HFP
Weight: 19g
Standby time: about 150 hours
Frequency response range: 300Hz-3kHz