12 electronic sounds, 18 , 6 effect modes. Reverberation size adjustment, microphone volume adjustment, high and low bass adjustment, recording volume control, music volume control, monitoring volume control (headphone function). Support the use of mobile phones and computers, and support the use of a single headset. 7 connection methods: one mobile K song live broadcast, two mobile phone live broadcast, phone live broadcast, mobile computer live broadcast, one computer live broadcast, computer accompaniment mobile live broadcast, musical instrument input mobile phone live broadcast. Functional tuning sound card, complete functions, simple operation, easy to use. Type: sound card Interface:USB Support channel: 2 channel Chip: DSP Audio support: EAX 4.0 : ABS Colour: Black Size: 294 x 176 x 54mm Package Contents: 1 x Sound Card 1 x Charging Cable 1 x Live Cable 1 x Accompaniment Cable 1 x Audio Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.