This Bluetooth 5.0 PARTYBOX UNI BT MT3174 speaker / karaoke box is a party must have! Two built-in 4" speakers with a total RMS power of 30W, PMPO 750W.The PARTYBOX UNI BT is a portable active speaker system as well as a karaoke set, ideal both for home use and for use at outdoor events, campfires, etc.Two 4" speakers with a total RMS power of 30W, reinforced housing and built-in rechargeable battery (up to 6 hours of operation) make the speaker suitable for outdoor events.Bluetooth 5.0 allows you to listen to music sent wirelessly from your Bluetooth enabled device (such as phone, smartphone or tablet) and move freely without being limited by unnecessary cables.PARTYBOX UNI BT MT3174 reads music files from micro SD memory cards and USB storage devices (e.g. pendrive).Additional 3,5 mm AUX connector allows you to connect almost any sound source, which increases the possibilities of using karaoke system.At the top of the device there is a handle so that you can carry the speaker to any place. Under the speaker there are non-slip feet so that the speaker stands firmly.