The US-1800 is a single-rackspace USB 2.0 Audio/MIDI interface packed with I/O: 16 inputs and four outputs can be used simultaneously, making it ideal for live performance recording. The US-1800 has eight studio-quality microphone inputs with phantom power, two line/instrument switchable inputs on the front, four additional balanced line inputs on the rear, overload indicators for each input, four line-level outputs, digital SPDIF I/O (output switchable to AES/EBU), independent monitor and headphone outputs with separate level controls and 16 channels of MIDI I/O. It offers zero-latency hardware monitoring and sampling rates up to 96kHz at 24-bit resolution. 

Main Features:
Provides 16 audio inputs and 4 audio outputs plus one MIDI input and output for a Windows or Mac computer 8 mic/line inputs with phantom power (switchable for 4 channels each) and level indicators on front panel Two 6.3-mm balanced line/instrument inputs on front Four more balanced line inputs on rear panel Four line outputs Up to 96 kHz sampling rate at 24-bit resolution Separate stereo 6.3-mm monitor output Stereo digital I/O (input: SPDIF, output: switchable between SPDIF and AES/EBU) Analogue and digital inputs can be used simultanuously 16-channel MIDI I/O Separate monitor and headphone level controls Zero-latency hardware monitoring USB 2.0 interface Steinberg Cubase LE 5 (Mac/PC) included 1-U rackmount chassis