Features: 24 bit/192 kHz Professional Audio Quality audio interface, with all connection interfaces for microphone, electric guitar, bass, etc. This includes a +48V phantom power supply for condenser microphones,and HI-Z microphone preamplifier ; the UC22 audio interface has a studio-grade 24-bit/192 kHz converter for optimal sound quality. Whether you are a singer, songwriter, producer on the go, or need to accompany during recording, the ultra-reliable UC22 audio interface will help you shine in the digital field. Stereo/Mono Output, Perfect Recording Creation Assistant sound card has left and right channel input, which can reflect the spatial position of different sound sources during recording. It can be connected to microphones and instruments at the same time for music production, and can play accompaniment in computer for recording at the same time. Of course can also support to switch the Stereo/Mono Output to record. You can also connect speakers to output music through left and right channel. Driver-Free Installation & Wide Compatibility sound card connects with PC can support plug and play, no need to install the driver. It is compatible with most recording software, such as Reaper, Audacity, GarageBand, Cubase, Ableton Live, etc. UC22 sound card provides you with new freedom in recording, editing and mixing, any audio you record is at studio quality, meaning you won't have to go to a studio to re-record it later. ''Zero-Latency'' Monitoringaudio interface mixing control allows zero-latency direct monitoring, which means musicians can experience their performance clearly with no delay or lag in the returning signal, resulting in a better performance and recording. PC Power/DC 5V IN Double Power Source Switch Sound card has the USB 3.0 port supports to connect with PC or iOS devices which can directly make the record and also be powered. When connected to the iPad or other devices that don't have sufficient bus power, you can switch power source to 5V DC port for power supply. You can insert a standard USB power adapter or an external USB mobile battery to ensure power stability. Diversified power supply methods let you use the sound card whenever and wherever.