Adopts Bluetooth 5.0 technology for stable and faster connection with your wireless headset, TWS earbuds, or Bluetooth speaker. You can also use the wired earphones included. Support audio formats: MP3/WMA/WAV/OGG/AAC/ACELP/APE/FLAC/(It's not compatible with audiobooks / Audible / iTunes), Bluetooth support audio format: APE/MP3/FLAC/WMA/WAV.
eBay