in 1 Karaoke Microphone Portable hand-held wireless microphones can be used as microphone, Bluetooth speaker, loudspeaker, recorder. Mini home KTV for music playing and singing at any time. Quality Audio Sound and High compatibility Professional audio processor and tuning system, three layers high destiny noise reduction, creating a stunning KTV live-sound environment and wonderful echo reverberation. 3 Ways Connection 3.5mm Audio Jack, TF Card and Bluetooth Connection, the wireless karaoke microphone can easily connect via Bluetooth or 3.5mm audio jack to your iPhone/iPad/Android Smartphone/iPod/Mac/Tablet/PC/TV/ MP3 players for music entertainment. You can also insert a TF Card to use the microphone. Long Palying Time Built-in 1800mAh rechargeable Lithium-ion battery, this Wireless Bluetooth Karaoke Microphone can last more than 5-6 hours after a fully charge. Best Gifts A unique gift for both children and adults to practice and share the favorite songs on music APP(YouTube/Pandora/Spotify etc.) by connecting the microphone with our phone/tablet/PC. It is also an ideal gift for Christmas, Birthday, Holiday, Celebrations and Parties. Specifications: Speaker Power: 5W Power Supply: MA Polymer Battery Capacity: 1800mAh Charging Voltage: DC 5V/1A Frequency Range: 100hz-10khz Reverberation Mode: Echo Effect Maximum Sound Pressure Level: >115dB 1KHz Thd#/li### Note: 1. The Bluetooth will connect automatically after the first time connection as it's memory function. 2. Bluetooth connection has a great distance of 10 meters without obstacle. 3. If you disconnect, turn off Bluetooth on your phone, or delete device records from your Bluetooth management list. 4. If you only want to listen to the song, minimize the volume of the microphone. 5. Short press on the button "Silence", the original voice of the music will be diminished. Package: 1x Black Bluetooth Wireless Karaoke Microphone