Wireless headphones Awei TP57 ENC black

Bluetooth version: 5.4, JL 7003D8
Supported protocols: HSP, HFP, A2DP, AVRCP
Battery capacity of earbuds: 35mAh*2 (protection IC)
Battery capacity of charging case: 500 mAh (protection board)
Call time: 4 h
Play time: 5 h
Charging time: 2.5 h
Horn: Φ10 mm
Horn sensitivity: 100±3 dB
Horn impedance: 16 Ω
Input voltage: DC 5 V
Bluetooth working frequency: 2,402-2,480 MHz
Frequency response range: 20HZ-20 KHZ
Maximum transmission distance: 10 m
Voice prompt: supported
Multi-point connection: unsupported
Wearing method: In-ear-style
User manuals: chinese, english
Waterproof rate: PX6
Interface: Type-C
Size: 50*25*60.4mm
Accessories: USB charging cable, user manual