3 in 1 Multi-Function MicrophoneWireless Bluetooth Karaoke Microphone+player/Bluetooth speaker/loudspeaker+recorder Compatible with various singing/music app.Mini home KTV for music playing and singing at any time.Support bluetooth connection & cable USB connection, long duration,easy to operate and pair. Design as a portable handheld wireless microphone, you can playing, singing and recording at anywhere and anytime.Be suitable for family party,missing speaking. PARTICULAR DESIGN - The excellent design of our karaoke wireless microphone is very suitable for your hand, which can make you feel more comfortable. And the built-in high-quality Bluetooth module can be used as speaker, player and Recorder, compatible with various singing applications Echo Changer EffectWireless karaoke microphone has an excellent metal filter head and three layers of high-density noise reduction to reduce noise and dust interference. Built-in 2 high-quality large speakers, professional tuning system, adjustable echo length effect, can bring 360-degree super surround feeling. EASY TO USE Multi-function buttons, easy to switch to different model, adjust volume, sing and play music. With echo model,our karaoke wireless microphone can bring a surrounding immersion. And the USB port allows you to plug USB, turn this magic piece to MP3, and play it directly Long Playing Time & High Compatibility Built-in rechargeable battery with long lasting. 5-10 hours of continuous usage with a fully charge.The Bluetooth has a great distance of connection(10M), which can support Android, iPhone, iPad, iOS and most Smart-phones.