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TWS In-ear Headphone
Connection mode: wireless
Wear method: in-ear
Frequency band: 20 to 20,000 Hz
Impedance: 16 Ω
Sensitivity: 91±3 dBm
AI denoising: supported
Bluetooth: supported
Bluetooth version: 4.2
Protocols: A2DP1.2, HFP1.6, AVRCP1.4 and later
Charging port: Micro USB port
Battery capacity: 55 mAh for battery and 400 mAh for charging bin
Charging time for battery: 1 hour
Charging time for charging bin: 2 hours
Battery life for calls: 3 hours
Battery life for music play: 3 hour