Features:\r\n1. The sound card has multiple modes such as professional mode, popular mode, one-key shouting, one-key electronic music, etc., and various scenes can be operated by buttons.\r\n2. The sound card uses an upgraded DSP audio chip, which can adjust the rhythm in time to make the audio signal clearer and the output sound round and three-dimensional.\r\n3. Multiple equalizers are adjusted independently, combined with the design concept of the mixer, to grasp the sound quality, and adjust the sound quality to every tone.\r\n\r\nProduct parameters:\r\n1. Applicable objects: home, computer, recording, musical instruments, KTV\r\n2. Wireless: Yes\r\n3. Directional characteristics: cardioid\r\n4. Bluetooth version: 5.0\r\n5. Signal-to-noise ratio: 70db\r\n6. Frequency response range: 60Hz-15KHz\r\n7. Rated voltage: 5V\r\n8. Input voltage: 5V\r\n9. Radio head: capacitor\r\n10. Battery capacity: 800 mAh\r\n11. Product size: 130 x 105 x 45mm\r\n12. Weight: black-370g, triangle set-950g, cantilever set-1360g, cantilever + beauty light-1460g