Gottomix US20   Professional USB Audio Interface            Gottomix US20 is a 2 in / 2 out USB 2.0 audio interface designed for musicians and digital DJs and singers who want great sound. With a durable metal shell,Soloist uses Gottomix preamps and delivers the very best audio quality in its class.                    The Gottomix US20 is a simplified version of US22 with 2 analoge inputs and 2 outputs, get rid of SPDIF I/O and MIDI I/O,but to your surprise, with the better quality of sound.                    It has two award winning Gottomix microph-one preamplifiers, which deliver superb quality recordings from microphones and instruments, straight into your computer.   The interface not only sounds fantastic but looks great too.                    With the two balanced outputs and 3.5 stereo ouput, you can connect up to two sets of stereo monitors.   There are one built-in headphone outputs with volume controls so artists can listen to the mixes they need to get the best take.                The inputs and outputs feature precision 24 bit A-D, D-A conversion at up to 192KHz in order to get the most accurate signal possible into and out of your computer.                    With LED meters make it clear when you have a good signal for recording as well as listening.   You also can use the unique virtual in to record the sound from web or other media-players.                    US20 provides its own controller software, sound quality and state-of-the-art clock technology in a dedicated unit compatible with both Windows (XP, Vista, 7 and 8, 32/64 bit), ASIO ,WDM as well as MAC OS X 10.10 or later .                    Check your output levels at a glance   Main volume knob is designed with assignable encoder,the halo indication around the knob will be lighting step by step when the output volume is increasing.                                            Key Features   • 2 in / 2 out USB audio interface   • Virtual in 1/2   • 44.1Khz,48Khz,96KHz,192Khz/24bit conversion   • 2 48V Phantom power buttons   • 2 gain knobs   • Headphone level knob   • Large Monitor knob with LED meters   • Input and output LED Meters   • USB 2.0 powered                Technical specifications   • Frequency Response: 20Hz - 20kHz +/- 0.1 dB   • Supported sample rates:44.1 KHz, 48 KHz, 88.2 KHz, 96 KHz ,176.