Promate TrueBlue-3 Wireless Headphones

Design: Intracanal
Description: Design: in-ear, device type: TWS wireless headphones, design features: microphone, operating time: 3 h
Additional Information: Type of batteries: own Li-Pol; Range: 10 m; LED indicator: yes; Answer/end conversation: yes; Work profile support: A2DP, AVRCP, HFP Hands-free, Headset
Working hours: 3 h
Standby time: 40 h
Impedance: 16 ohm
Design features: Microphone
Charging time: 1.5 h
Device type: Wireless tws earphones
Mount type: Without attachment
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Technology: Dynamic
Bluetooth version: 5.0
Wireless connection type: Bluetooth
Case battery capacity: 470 mAh
Battery capacity for one earphone: 50 mAh