Own A HONHAND K3 Bluetooth Wireless Karaoke Microphone —— You are A Band by Yourself, and Your Stage is Everywhere! Your Show, DO NOT BE limited by audio cable and other devices! Supports all Bluetooth devices such as Android and iPhone, and provides a stable connection range of 33 feet. Adapts to most singing/music Apps, you can switch between original vocals and accompaniment with one click of RV, listen and sing as you like.   Smart Bluetooth Technology  First Bluetooth connection: Turn on the microphone and Bluetooth, search for "K3" and click the link. The K3 microphone has a memory function and will automatically pair with your device when it works again. Auto Power OFF: The microphone will shut down automatically when Bluetooth is disconnected for 10 minutes.   ECHO Effect & 360° Stereo The ECHO function makes party and family KTV singing more enjoyable. Full-bodied stereo delivers punching bass and powerful volume. Free yourself in the immersive music world, music never stop. Tip: When using your K3 music machine as a Bluetooth speaker to play songs, please keep MIC volume to a minimum to avoid microphone reverb.   Practice Singing Do you want to practice singing alone without disturbing others? K3 microphone has real-time ear return function. After connecting the K3 to the Bluetooth device and headphones, start your show! You can hear the music and your singing clearly from the headphones, and you can adjust the ECHO and MIC volume according to the singing effect you need. If you want to play the sound out, turn up the MUSIC volume of the microphone.