"Multi-Function Karaoke Wireless Microphone- Player, microphone and speaker, 4 in 1 multi-function karaoke machine, compatible well with iOS & Android smartphone via bluetooth 5 0 Technology Perfect karaoke machine microphones for KTV, disco and family party, car stereo, instrument recording, interviews, speaking, live, etc Magic Voice Mode Handheld Wireless MicrophoneWith magic voice mode, you can switch between baby voice/monster voice/male voice/female voice, making singing more interesting The LED lights of kids karaoke machine will flash with the rhythm, perfectly create a romantic atmosphere for you Professional Karaoke System Recording Microphone- This Microphone adopting the latest DSP chip High-quality intelligent mixing chip with 3 layered anti-noise filter head, brings you clear reverberation and lowest noise, mix your voice with music smoothly, lift your voice to its highest point Great for KTV singing, gathering singing, family singing, travel singing, car stereo, instrument recording, interviews and live, etc High Compatibility Kids Karaoke Machine Bluetooth Connection or Audio Cable Connection, you can also insert a TF Card to use the microphone You can connect this mic to your iPhone/Android Smartphone, tablets, laptops, TVs from singing app like Yokee, Smule, Tik Tok, YouTube, etc LONGER Playing Time Karaoke Machine -Microphone built-in rechargeable 1200mAh battery, continuous work for 3-6hrs with a full charge TF card supported, max to 64GB (NOT INCLUDED), you can play music or sing without a smartphone "