XMAX preamps + 96 kHz sampling = great sound.
The AudioBox 1818VSL records and plays back at sampling rates up to 96 kHz, with remarkably low noise. It features the same Class A XMAX microphone preamplifiers as our StudioLive AI mixers, which are found in recording studios and live venues the world over. The result is clean, pure, audiophile-quality sound.

A versatile solution for almost any studio.
The AudioBox 1818VSL's two combo mic/instrument and six combo mic/line inputs make it extremely versatile, enabling you to use it with microphones, guitars, keyboards, DJ gear, and more. But that's just the start: The 1818VSL is loaded with features that make it suitable for almost any studio situation and on the road.

World-class recording software included.
Seamlessly integrated with the included PreSonus Studio One 3 Artist DAW, the AudioBox 1818VSL interface works with virtually all Mac and Windows audio-recording software. Built by creative people for creative music production, Studio One 3 is easy to learn and enables you to compose, record, and produce your masterpiece without getting distracted by the tools. Studio One also enjoys a robust online community of enthusiastic and helpful users you can turn to for advice.

Designed for the studio. Built for the road.
Whether you're just getting into recording or are a veteran producer who wants to go mobile, the AudioBox 1818VSL will give you great sound in a rugged chassis that's ready to hit the road when you are. The perfect companion for any recording software, the AudioBox 1818VSL comes equipped with Studio One Artist to provide you with a complete recording solution right out of the box. Check out the AudioBox 1818VSL and Studio One at your favorite PreSonus dealer.

Microphone Inputs

Connector Type: Combo, XLR, female, balanced

Mic Preamp EIN: -133 dB, 20 kHz BW, max gain, Rs=40, A-wtd

Frequency Response: 20 Hz - 22 kHz, ±0.25 dB, unity gain

THD+N: 0.002%, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd

S/N Ratio: 97 dB, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd

Gain Control Range: -15 dB to +65 dB

Input Max Headroom: +16 dBu, < 0.5% THD

Input Impedance: 1.7 k

Phantom Power: +48 VDC, 32 mA total unit

Line Inputs

Connector Type: Combo, ¼" TRS, female, balanced

Frequency Response: 20 Hz - 22 kHz, ±0.25 dB, unity gain

THD+N: 0.002%, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd

S/N Ratio: 98 dB, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd

Gain Control Range: -20 dB to +20 dB

Input Max Headroom: +21 dBu, < 0.5% THD

Input Impedance: 10 k

Instrument Inputs

Connector Type: Combo, ¼" TS, female, unbalanced

Frequency Response: 20 Hz - 22 kHz, ±0.25 dB, unity gain

THD+N: 0.003%, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd

S/N Ratio: 89 dB, +4 dBu, 1 kHz, unity gain, 22 kHz BW, A-wtd

Gain Control Range: -30 dB to +50 dB

Input Max Headroom: +21 dBu, < 0.5% THD

Input Impedance: 1 M

Analog Outputs

Connector Type: ¼" TRS, female, impedance balanced

Frequency Response: 20 Hz - 22 kHz, ±0.25 dB

THD+N: 0.003%, 1 kHz, 22 kHz BW, A-wtd

S/N Ratio: 109 dB, 1 kHz, 22 kHz BW, A-wtd

Output Level: +10 dBu, <0.5% THD

Output Impedance: 51

Headphone Outputs

Connector Type: ¼" TRS, female, stereo

Maximum Power: 120 mW/ch @ 60 load

Frequency Response: 20 Hz - 20 kHz, ±0.5 dB, max gain

THD+N: 0.01%, 1 kHz, max gain, 20 kHz BW, A-wtd

S/N Ratio: 96 dB, 1 kHz, max gain, 20 kHz BW, A-wtd

Digital

ADC Dynamic Range: 114 dB, 48 kHz, A-wtd

DAC Dynamic Range: 114 dB, 48 kHz, A-wtd

Host Interface: USB 2.0 high-speed

Bit Depth: 24-bit

Sample Rates: 44.1 kHz, 48 kHz, 88.2 kHz, 96 kHz

Maximum Latency: 6 mS, analog input to analog output

ADAT Optical I/O: Toslink? connectors, ADAT/SMUX formats

S/PDIF I/O: RCA female connectors

Word Clock Output: BNC connector, 4.5 Vpp @ 75 load

MIDI I/O: 5-pin DIN connectors

Power

External Power Adapter: +18 VDC, 2.6A, center-positive

Connector Type Barrel: 5.5 mm OD, 2.1 mm ID, 9.5 mm length

Physical

Dimensions: 1U rackmount

Height: 1.75" (44.45 mm)

Depth: 5.5" (139.7 mm)

Width: 19" (482.6 mm)

Weight: 4.6 lb. (2.1 kg)