BandRate Smart Wireless Headphones BRSTWSI9999W

Equipment: Headphones, case, USB charging cable, warranty, box, instructions
Design: Liners
Description: Design: earbuds, device type: wireless TWS headphones, design features: microphone, case charging type: wireless charging, operating time: 4 h
Additional Information: Bluetooth range: 15 m; charging time: 2 hours; lithium battery for headphones 40 mAh; audio transmission format: HFP/A2DP/HSP/AVRCP; LCD, Hi-Fi, noise reduction
Working hours: 4 h
Standby time: 180 h
Sensitivity: 112 dB
Design features: Microphone
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: 300 mAh
Case charging type: Wireless charger