1. Home KTV Sound card audio intergrated machine 2. With RGB lights 3. No adapter required, OTG lossless transmission 4. 6D surround sound, with 2pcs 2.4G Dynamic wireless microphone, clear sound quality and high sound recognition 5. OTG input, AUX input, bluetooth input Short to switch between different audio accompaniment EQ, choose according to your needs Upgrade bluetooth 5.0 wireless accompaniment No need for an adapter cable, suports live streaming while charging, providing longer battery life Intergrated wireless microphone receiver, ready to use without pairing and booting Professional mixer hight, medium, and low pitched regulation One clik for-original singling accompaniment Build in 3.7V/4000mAh (the battery can be used for 1.5 to 2 hours when it's turned on) Pairing: The microphone and speaker are already paired before shipping, and after turning on, they can sing normally Usage distance: within 10m Mic usage time: Fully battery can last for 80 hours Note:The glowing part of the product in the picture is a light effect. Colour:White Material:ABS Package Contents: 1 * sound card 2 * dual-band wireless microphones 1 * TYPE-C cable 2 * audio cables Only the above package content, other products are not included. Note: Light reflection 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.