Frequency Range 20-20 000 Hz
Speaker Sensitivity 102 dB SPL +- 3dB
Earbuds Weight 4 g (0.14 oz)
Capsule Weight 42g (1.48 oz)
Stereo play time Up to 6 hours
Mono play time Up to 12 hours
Earbuds Battery  60 mAh Rechargeable Li-Ion
Capsule Battery  600 mAh Rechargeable Li-Ion