Wireless version: V5.0
Battery capacity: 50mAh
Transmission Frequency: 2.4GHz
Charging voltage: DC 5V
Call time: About 2.5H
Music time: About 2.45H
Standby time: More than 65H..
Bluetooth Version V4.0
Bluetooth Chipset CSR
Radio Freq 2402-2480MHz
Transmit Power Class II
Receiver Sensitivity -92dbm
Charging Voltage DC 5V
Battery Type
Rechargeable
Li-Polymer 100mAh
Talk / Music Time 7 hrs / 6 hrs
Standby Time 240 hrs
Charging Time 1.5 hrs
Weight 23G
Dimension L55 x W25.5 x H1..
Bluetooth Version V4.0
Bluetooth Chipset CSR
Radio Freq 2402-2480MHz
Transmit Power Class II
Receiver Sensitivity -92dbm
Charging Voltage DC 5V
Battery Type
Rechargeable
Li-Polymer 100mAh
Talk / Music Time 7 hrs / 6 hrs
Standby Time 240 hrs
Charging Time 1.5 hrs
Weight 23G
Dimension L55 x W25.5 x H1..
Bluetooth version V5.0
Audio codecs AAC, SBC
Driver unit 40mm dynamic driver
Playback time ANC on: about 29 hours; ANC off: about 49 hours
Charging time About 1.5 hours
Battery capacity 400mAh
Frequency response 20Hz-40kHz
Sound pressure level 91±3dB SPL
Impedance 32Ω
Charging port USB Type-C..