Features: 1. All-in-one and easy to use: it can be used as a USB sound card and admixer. Integrate audio mixing equipment into a comprehensive solution. It provides excellent sound quality, and provides intuitive and complete control to optimize the human voice and sound effects. 2. Special effects: four users can record, eight built-in special audio effects, and various adjustments for your creation. Fixed audio effects, such as applause, laughter, cheers... Note Please record your favorite audio effects to the audio interface according to the instructions. 3. Born for live broadcasting: the admixer controller supports up to 2 people, 4 devices, and 4 platforms for simultaneous live broadcasting. The highlight of this episode, you can change your voice to male, female, girl, robot. Two microphone inputs, one accompaniment input, real-time monitoring, the noise reduction effect is good after preing the DENOISE button. It is compatible with for IOS and systems. 4. Start your own concert: 10-step reverb, 12-step electronic music and 3 modifiable tones (treble, midrange, ba) make this audio interface more entertaining and meet more live recording needs. 5. It is portable and easy to carry. It can be used with mobile phones and computers. Built-in rechargeable battery, support BT connection. Suitable for karaoke, song recording, live broadcast, etc. Description: It can be used as a USB sound card and admixer. Integrate audio mixing equipment into a comprehensive solution. It provides excellent sound quality, and provides intuitive and complete control to optimize the human voice and sound effects. Specifications: Size: 1517412mm Input voltage: DC 5V Signal to noise ratio: 95dB Wirele protocol: 4.2 Battery capacity: 1000 mAh Frequency response range: 60Hz-15KHz Battery life: 3-6 hour Package Included: 1pc* Sound card 1pc* Wiring 1pc* Instruction Notes: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.