The signal is stable, the sound quality is good, and there is no delay. Compatible with mobile phone/computer live broadcast. It has complete functions, simple operation and convenient use. Fine workmanship and durable. Wide range of uses: can be used for DJ, music studio recording, online karaoke, singing, karaoke, live broadcast, online chat, etc. Type: sound card Model: S25 Transmission : wired Pointing features: omnidirectional / non-directional Installation : external Size: 14.3 x 11 x 4.5CM Material: ABS colour: black Package Contents: 1 x Sound Card 1 x Charging Cable 1 x Live Cable 1 x Accompaniment 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.