Frequency Range 20-20 000 Hz
Speaker Sensitivity 102 dB SPL +- 3dB
Earbuds Weight 8.5 g (0.14 oz)
Capsule Weight 88g (3.1 oz)
Music play time Up to 6 hours
Standby Time  Up to 120 hours
Earbuds Battery 60 mAh Rechargeable Li-Ion
Capsule Battery 380 mAh Rechargeable Li-Ion