Features:
1. Wireless connection
2. Memory function
3. Support U disk / TF card / AUX play mode (U disk and TF card are not included)
4. Built-in lithium battery
5. Support hands-free call function
6. Support MP3 / WAV / WMA / FLAC / APE music format decoding
7. Use high-fidelity speakers to make the sound more natural and delicate
8. 1 + 1 serial function (TWS function)
9. IPX6 waterproof rating
10. Support FM function

Product specifications:
1. Wireless standard: Bluetooth 5.0
2. Transmission distance: 10m
3. Output power: 5W x 2
4. Playing time: 4 hours
5. Frequency influence: 100Hz-10KHz
6. Speaker: 57mm x 2, 4 ohm, 5W
7. Input power: DC5V, 500mA
8. Current consumption: up to 1A
9. Battery type: 18650 lithium ion
10. Battery capacity: 2400mAh
11. Audio signal input interface: 3.5mm