Wireless Bluetooth Bass Headphones with MP3 player, Microphone. TF Card slot

Type: Stereo headphone with Mic Bluetooth version: 5.0 Operation Distance: 10m Plug Type: 3.5mm Colors: Black, White, Blue and Red Support: Bluetooth, Aux in, TF Card, Answer calls The output frequency: Class 2 USB charging cable: DC input 5 V Frequency: 2.4 GHz 2.4835 GHz