Aqta world v9 plus professional audio mixer audio usb external sound card headset microphone webcast streamer live sound card The product is shipped based on the color or size of the main image of the product page. 9 kinds of special effects change. capacity supports long working. ly designed for personal webcast, which is convenient to use. functional and various kinds of electronic audio is universal for phone and computer. appearance is suitable for direct broadcast function. plug and play, quite easy to operate. , mini size and portable, you can take this sound card to anywhere you want to go, also, you can do live broadcast at any time. compatibility, widely support various, mobile phone live broadcast, live ccomputer broadcast, main stream live APP. Remote distance: 10m dby time: approx. 90 time: approx. 12h Sound card : 3.7V, 1000mAh Remote : 1 * CR2025, 3V, 150mAh ur: +white Material:plastic Package Contents: 1 x Sound 1 x Remote 4 x Cable 1 x User the above package content, products are not included. Note: shooting 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.