Features:
- Dual speaker TWS wireless Bluetooth karaoke microphone JY57
- 4-in-1 design - use it as a microphone, speaker, player, or recorder
- Colorful LED lights will surely bring more visual beauty to your event
- Built-in 1500mAh rechargeable battery with five hours of working time
- Four voice selections for more fun: baby voice, man voice, woman voice, or regular

Specifications:
- Bluetooth version: 5.0
- Bluetooth range: 10 m
- Speaker power: 5W x 2
- Battery capacity: 1500mAh
- Working time: up to 5 hours
- Frequency range: 20Hz-18kHz
- S/N: under 80dB
- Dimensions: 64 x 214 x 40 mm