Driver size: 5.8mm Dynamic Driver
Driver sensitivity at 1kHz/1mW: 96dB
Dynamic frequency response range: 20Hz-20kHz
Maximum input power: 15mW
Impedance: 14 ohm
Bluetooth version: 4.2
Bluetooth transmitted power: 0~10 dbm
Bluetooth transmitted modulation : GFSK, π/4 DQPSK and 8DPSK
Bluetooth frequency: 2.402 GHz-2.48 GHx
Bluetooth profiles: A2DP 1.3, AVRCP 1.5,HFP 1.6
Battery type: Lithium-ion Battery (85mA/3.7V)
Charging time: <2hrs from empty
Music playtime with BT on: 4hrs
Weight: 73g