Headphones Headphones bluetooth Wireless Headphones Bluetooth 5.3 Wired & Wireless Bluetooth Headphones with Microphone TF Card Compatible FM Radio Function Up to 20 Hours Continuous Playback Over-Ear Headphones EDR HIFI Sound Quality No Delay Compatible with Various Devices Hands-Free Calling Sealed Design Leakage Prevention Lightweight Foldable Built-in Microphone Storage Case Included / Commuting / School / Music / Movies / Games DJX wireless headset, compatible with Bluetooth 5.3, 40mm driver, and 450mAh battery, allowing for 20 hours of playback. - Brand: DJX - Bluetooth Version: Bluetooth 5.3 - Driver Size: 40mm - Battery Capacity: 450mAh - Continuous Playback Time: 20 hours - Charging Time: 2-3 hours - FM Radio Function: Yes - MP3 Player Function: Yes - Wired Connection: Supported - Wireless Connection: Supported 19-2-12