TWS Wireless Karaoke Microphone JY57 - Bluetooth 5.0, 1500mAh A fantastic way to make more fun of every live event! This wireless microphone has colorful LED lights and can convert four voice changes: baby voice, man voice, woman voice, or regular. Also, it’s 4-in-1 - use it as a microphone, speaker, player, and recorder, with music rhythm, which is perfect for karaoke. It has built-in two loudspeakers and supports 5.0 Bluetooth technology (compatible with most smartphones). Enjoy in clear sound, and by your wish, record it and save it on a SD card (up to 32GB). With a built-in 1500mAh rechargeable battery, the work time of the microphone is up to 5 hours, which is enough to satisfy your needs!