Brand: Bluedio
Drivers: 13mm moving-coil units*2
Transducer principle: dynamic
Bluetooth version: V4.2
Bluetooth operating range: up to 10m (free space)
Transmission frequency range: 2.4GHz-2.48GHz
Supported profiles: A2DP,AVRCP,HSP,HFP
Driver unites: 13mm
Nominal impedance: 32Ω
Frequency response: 20Hz-20KHz
Sound pressure level(SPL): 116dB
Standby time: about 250 hours
Bluetooth music/call time: about 12 hours
Pure ANC time: about 9 hours
Fully charged time: about 1.5 hours
Operating environment: -10 to 50°C