Audio mixer with echo and treble adjustment functions. Body only. - Functions: Echo, treble, and bass adjustment - Connection terminals: USB-C, headphone, microphone input - Sound effects: Crack, voice echo, backing track - Power supply: USB power Thank you for viewing. [Description] 1: 12 kinds of electric sounds (change to mechanical tone voices) 2: Voice changer (male to female, female to male, loli voice, low voice) 3: Song vocal removal (remove vocals from the backing track) 4: Automatic song adjustment (temporarily lower the volume of the backing track during conversation) 5: 12 kinds of sound effects (cheering, sorrow, gunshot, BGM1, scream, kiss, laughter, applause, surprise, snicker, whip, BGM2) 6: Volume adjustment knobs (microphone, echo, treble, bass, recording, music, monitor [earphone check]) 7: Buttons are made of silicone and can adjust the volume at any time without entering specified software. 8: Just connect a microphone, etc., by connecting to a micro USB and a 5V power supply from a smartphone charger. [Specifications] Item: External sound card Material: Metal Color: Black Size: Approx. 125x105x25mm Output samples: 48KHZ Battery capacity: 1200mAH Charging: 5V / 1A. Equipped with a voice changer function. This sound card is recommended for those who want to easily start live streaming or karaoke but don't know what equipment to buy. You don't need complicated operations, and you can provide valuable content and focus on communication with your viewers.