Description: Bluetooth: Support Bluetooth 4.0, accompaniment music can be transferred via mobile phone, free from the shackles of wires. Noise Reduction: With smart noise control chip, audio proceing is faster and more stable, make the input sound voice more clear, and there is no lag. Features: A variety of live control sound effects, sound modes and adjustments, profeional control, easy to use. Compatibility: Highly compatibility, suitable for mobile phone/computer. And support forWindows/for MAC/for Android/for IOS. Support to connect 2 mobile phone or computer at the same time. Portable: About 157x78x15mm/6.18x3.07x0.59inch. It's the same size as a mobile phone, easy to carry. Built-in rechargeable battery, you can continue to live to reach more than 5-8 hours. Widely Used: It can be used for DJ, music studio recording, online, podcast, singing, k song, live stream, online chat, etc. Specification: Material: Plastic Color: Black Size(LxWxH): About 157x78x15mm/6.18x3.07x0.59inch Bluetooth: 4.0 Powered by: 1x rechargeable battery(Built-in) Package includes: 1pc x Sound Card 1pc x Charging cable 1pc x Live broadcast cable 1pc x Accompaniment cable 1pc x User Manual