1. Bluetooth version 5.0
2. Support calls (press and hold the pause button when a call comes in)
3. Support 3.5MM microphone input
4. Support Tpcy-C charging port to charge the battery
5. Support power-off memory
6. The power supply voltage supports DC3.7V-5V, and the current is about 1A.
7. Can be directly connected to speakers, with power amplifier and decoding functions
8. Support song formats MP3/WAV/APE/FLAC
9. Main functions MP3/USB/TF/AUX/FM/BLUETOOTH
10. Power 6W, true stereo 2x3W
11. Size: 70x22MM
12. Individual weight: 22 grams
13. Dimensions: width 23MMxLength 81MM, thickness 41MM, 2 screw hole distance 74MM