1. Material: ABS+PC 2. Bluetooth version: 5.0 3. Power supply voltage: 12-24V 4. Bluetooth distance: 10 meters without obstacles 5. Support MP3/WMA/APE/FLAC/WAV audio format 6. USB input: DC 5V/100mA 7. Transmission frequency: 87.5-108MHZ 8. TF capacity expansion: about 32G 9. Small and exquisite, easy to use 10. High resolution, high performance stereo, lossless music playback 11. Wireless 5.0 version supports wireless audio playback and wireless hands-free calling 12. The voice navigation function supports most map applications 13. High resolution restores more music details, bringing CD-level music experience 14. Turn on the bluetooth of the mobile phone, retrieve and connect the S-23, and turn on the bluetooth of the mobile phone to connect directly and automatically next time 15. 10-meter wireless transmission, support two mobile phones within 10 meters of barrier-free signal transmission 16. Support TF card playback (not included) 17. Product size: 45x45x150 mm 18. Weight: about 55 grams
