Features: This external sound card with noise reduction circuit and DSP noise compressor, is specially designed for online singing, network broadcast, music recording, online chatting, etc. Built-in 16 kinds of interesting sound effects, and each sound effect can create different atmosphere and shorten the distance between you and your friends or fans; supports treble, bass, music volume, record volume, monitor volume, MIC volume and echo adjusting. Compatible with multiple devices, such as for PS4, Xbox, mobile phone, tablet, laptop, computer, and supports multiple live platforms like YY, Tik Tok, etc. Multiple interfaces allows you to connect one headset, one earphone, three mobiles phones(one accompaniment and two live broadcast), one microphone and one computer, which accommodates more than one person for network broadcast/ K songs simultaneously. Compact size design, you can carry it around anywhere; and with a remote control(10 meters effective range) for convenient usage; also supports wireless BT connection with your mobile device to play accompaniment music.