1.large knob adjustment, fader adjustment, 27 kinds of sound effects, colorful lighting, dual phone live broadcast. 2.Sound quality: the sound quality is clearer and more stable, ensuring a sense of depth and space between the extension and the voice, making the sound during the live broadcast more mellow and three-dimensional. 3.Bluetooth wireless accompaniment: Bluetooth 5.0, independent Bluetooth switch key, open the Bluetooth key independently, less than or equal to 5m high fidelity reception, 10m effective distance. 4.Noise reduction: one-click noise reduction to improve sound quality, raise your voice to the another level. 5.Optimize the voice: the beautiful second voice calls the fans, multiple sound effects, outstanding function, optimize the voice. Supported devices: computer, phone, tablet compatible, high compatibility, support most main stream systems. With Bluetooth 5.0, there are a variety of sound effects Sound card charging: Micro-USB Supported devices: mobile phones, tablets, computers Support mode: live broadcast, chat, singing, games, etc. Name: Live Sound Card Charging voltage: DC5V Sound card charging: MICRO-USB Support equipment: mobile phone, tablet, computer Colour:black Material:ABS Package Contents: 2 x sound card