[ ]Portable wireless microphones can be used as Microphone, Bluetooth speaker, Voice Changer and Singing Recorder. You can share your favorite and sing with the whole party. Enjoy karaoke with family, lovers and friends. [decorate the human voice & high compatibility] Built-in 360 degree stereo sound, multi-layer filter head, create a stunning KTV live sound environment and wonderful reverberation. [Easy to use] Multi-function buttons, easily adjust the volume, sing and . Both Bluetooth and wired connection, whether or outdoors Special gifts for adults and children at Christmas, celebrations, and parties. Very suitable for mini-family KTV, parties, family, travel, musical instrument recording, interviews and live broadcasts, etc. Output power: 5W Frequency range: 100HZ~10KHz Maximum sound pressure level: more than the 115DB Reverberation mode: sound reverberation Battery capacity: 1200mAh Charging power supply: DC-5V Colour:black Material:ABS Size:18 x 8 x 8cm Package Contents: 1 * microphone 1 * USB cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.