Charge while using, Long lasting battery life: After plugging in the sound card, both the sound card and the phone can be simultaneously, Meet the demand for long-term live streaming. One click noise reduction noise, Built in intelligent noise reduction chip, Can effectively flter environmental noise and current noise. Multiple preset modes, Meet live streaming needs. Multiple live streaming modes correspond to occasions, making you more professional in live streaming. One click switching, simple and fast. Magical voice changing Activate disguise: It includes four voice changing effects: male voice, female voice, doll voice, and voice, One click switch. Wireless accompaniment, Mobile direct connection. Bluetooth wireless connection, massive accompaniment to choose from, no lag or delay. Color: Black & Gray Material: Plastic+Metal Package Contents: 1 x Sound Card 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.