Feature: 1. Bluetooth-compatible connection-supports Bluetooth-compatible 4.0, can transmit accompaniment music through mobile phones, get rid of the shackles of wires. 2. Noise reduction-using intelligent noise control chip, audio processing is faster and more stable, the input sound is clearer, and there is no delay. 3. High performance-a variety of on-site control sound effects, sound modes and adjustments, professional control, simple and easy to use. 4. Compatibility-High compatibility, suitable for mobile phones/computers. And support for Windows/for Mac/for Android/for iOS system. Supports simultaneous connection of 2 mobile phones or computers 5. Long battery life-the same size as a mobile phone, easy to carry. The built-in rechargeable 500mAh battery can last for more than 5-8 hours. 6. Wide application-can be used for DJ, music studio recording, online karaoke, podcast, singing, karaoke, live broadcast, online chat, etc.Specification: Model: V300 Pro Material: ABS Colour: Black Built-in battery capacity: 500mAh Bluetooth-compatible version: 4.0 Working time: 5-8h Application: mobile phone, computer, special for recording Size: 15.77.81.5cm/6.173.070.59inch Weight: 320g/11.11oz Package Content: 1 X Live Sound Card 1 X Charging Cable 1 X Live Streaming CABLE 1 X Accompaniment Cable 1 X Manual