Technical specifications:
Driver size: 40 mm/1.6" Dynamic Driver
Power supply: 5V 1A
Weight: 220g/0.485 lbs
Headset battery type: Polymer Li-ion battery
(690mAh/3.7V)
Charging time: <2 hrs from empty
Music play time with BT on: up to 50 hrs
Frequency response: 20Hz – 20kHz
Impedance: 32 ohm
Sensitivity passive mode: 104dB SPL@1kHz
Sensitivity active mode: 103dB SPL@1kHz
Maximum SPL: 93dB
Microphone sensitivity:
-40 ± 3dBV 94dB@1 KHz
Bluetooth version: 5.0
Bluetooth profile version: A2DP V1.3,
AVRCP V1.6, HFP V1.7
Bluetooth transmitter frequency range:
2.4GHz – 2.4835GHz
Bluetooth transmitter power: <10dBm
Bluetooth transmitter modulation:
GFSK, π/4 DQPSK , 8DPSK
Maximum operation temperature: 45°C
Cable length (m/ft): 1.2/3.9