Features.
1. Built-in 16.8 million colour LED coloured lights, cool/warm/colour breathing light, ambient light to help you sleep
2. Full-range 50mm horn, no broken sound, rich original sound
3. Mobile phone, tablet, computer can be connected to play
4. Support two audio players to play wirelessly in series
5. Loud voice announcement, instant announcement without delay
6. AUX wired connection on desktop computers without Bluetooth module
7. Other functions: BT connection playback, one-touch hands-free calling, TF card playback, FM radio

Parameters.
1. BT version: 5.0
2. Battery capacity: 3.7V 400mAh
3. Speaker: 4Ω 5W x1
4. Effective distance: less than or equal to 10M
5. Playback time: 2-5 hours
6. Charging time: less than or equal to 2H
7. Frequency response range: 60Hz-18KHz
8. Input/output: DC 5V 1A / DC 3.7V 5W
9. Material: ABS + iron mesh
10. Product size: 10 x 9.3 x 5.4cm
11. Weight: 0.2kg

Packing list: Tpye-C charging cable x 1, manual x 1, colour box x 1, main unit x 1