4 in 1 Wireless Karaoke MicrophoneMulti-function Karaoke Microphones can be used as Microphone, Bluetooth Speaker, Recorder, Camera. Home mini KTV for playing and singing music at any time. Support TF card up to 32GB, so you can sing even without a phone. Short press the On/Off button, it can switch from Bluetooth mode to selfie mode. Superior Sound QualityTwo-channel stereo speakers, three-layer mesh filter reduce noise propagation. noise. Professional audio processor and tuning system, creating live KTV sound environment and wonderful echo reverberation. Built-in 2600mAh rechargeable battery with long life, fully charged within 3-4 hours, continuously use for 5-8 hours. It will power off automatically if the battery is low, please charge it. Two Way Connection3.5mm audio jack and Bluetooth connection, wireless karaoke microphones can connect with 4.2 version. 2 or higher for Android system, 6.0 or higher for IOS system, smart phones, PCs, laptops and APPs such as YOUTUBE etc. The Bluetooth connection has a large distance of 10m without obstacle. Search Bluetooth "WS-669". Colorful LED Light and Magical SoundThis is a magic voice-changing microphone. It has five sound modes: original sound, child voice, female voice, male voice, male voice. And the six-color light conversion, in time with the music, creates a perfect singing atmosphere for festivals or parties, lets you sing freely, and brings more fun and relaxation. Guarantee and Customer Service KTV singing, gathering singing, family singing, singing singing, car radio, instrument recording, talks and live, ect. A unique gift for your friends or family.