Bluetooth Touchscreen WIRELESS HEADSET LATEST Headphone Case with Flashlight

Design: Intracanal
Product color: Black
Description: Design: in-ear, device type: wireless headphones, Active Noise Cancellation ANC, acoustic design type: closed, functions: surround sound, operating time: 280 h
Functions: Surround sound
Working hours: 280 h
Impedance: 32 ohm
Device type: Wireless headphones
Maximum playback frequency: 20000 Hz
Minimum repeatable frequency: 20 Hz
Bluetooth version: 5.1
Type of acoustic design: Closed
Wireless connection type: Bluetooth
Case battery capacity: 600 mAh
Active Noise Canceling ANC: There is