Multipurpose: bluetooth speaker, karaoke singing, car stereo, instrument recording, interviews, podcasting,. Perfect for all vocal applications from singing to speech and usable as bluetooth speaker. Features: with the karaoke speaker you can instantly create your own karaoke fun anywhere you like. For the budding singer there's no better way to show off to your friends and bring some x-factor magic to your life because if you've got talent then why not flaunt it. Get into the party mood and sing till you drop with the Landmark LM-BT58 bluetooth microphone and speaker. This is in portable music entertainment as it will let you play music direct from your smartphone or other bluetooth enabled device. Specifications: product type: full metal k song microphone pickup: capacitive bluetooth 2. 1 Output power: 3w*2 charging power: DC 5v frequency range: 100hz to 10khz maximum spl: about 115db 1khz thd: up to 1% reverb mode: echo sound reverberation power supply: built-in lithium battery battery capacity: 2600 mAh battery working time: 3 to 5 phone support: supports connecting to Android, apple systems. With the app, you can experience the effects ktv karaoke rooms and functions package includes: 1 x microphone 1 x audio cable 1 xusb cable 1 x storage box 1 x user manual.