1. Colorful LED lighting, various styles and themes of light effects to choose from.
2. Configure two microphones, turn on the reverberation mode with one click, and turn on the KTV mode at any time.
3. Supports dual-machine connection in series, providing a stronger stereo listening experience.
4. Built-in 2500mAh large-capacity battery, long-lasting battery life, supports charging and playback at the same time.
5. Supports TF card playback/Bluetooth playback/U disk playback/audio input playback to meet a variety of playback needs.

Parameters:
Bluetooth version: 5.3
Effective distance: about 10m
Rated power: 12W
Maximum power: 15W
TF card audio format: MP3
Frequency response: 120Hz~20KHz
Power supply mode: lithium-ion battery 3.7V
Input power: DC 5V 1A
Charging time: about 3~5H
Power interface: Type-C
Battery type/capacity: 18650/2500mAh
Battery cycle life: 500 times
Charging time: about 5-6H
Standby time: about 5-6H in light mode
Playing time: more than 2H at 70% volume
Operating temperature: -10 degrees Celsius to 40 degrees Celsius
Speaker size: 97 x 200mm
Microphone size: 35 x 135mm
Overall weight: 746.5g