The world s first Thunderbolt audio interface with 48-channel mixing and AVB networking. The 1248 is the flagship interface for a new line of high-performance audio interfaces that combine superb audio quality and state-of-the-art features. Technical Specifications - Sample rates: 44.1, 48, 88.2, 96, 176.4, 192 kHz - Mic inputs: 4 x XLR mic inputs Preamp gain: 0 to 63 dB (digitally controlled) - Analog inputs: 2 x 1/4 hi-Z guitar inputs (front panel) 8 x 1/4 TRS line inputs (balanced/unbalanced) Max level: 24 dBu (digitally adjustable 2 to 24) - Analog outputs: 12 x 1/4 TRS line out (balanced, DC coupled) Max level: 20 dBu (digitally adjustable -4 to 20) 2 x 1/4 TRS stereo headphone - Digital I/O: 2 banks (16 ch) of ADAT optical at 1x sample rates 1 bank (8 ch) of SMUX optical at 2x sample rates Stereo RCA S/PDIF up to 96 kHz (with SRC on input) Stereo TOSLink (optical S/PDIF) on Bank A (optional) - Total I/O: 32 inputs and 34 outputs (66 total) at 1x sample rates 24 inputs and 26 outputs (50 total) at 2x sample rates 14 inputs and 16 outputs (30 total) at 4x sample rates - Computer I/O: 1 x Thunderbolt (compatible with 1 and 2) 1 x USB 2.0 audio class compliant 1 x USB 3.0 and iOS compatible 1 x AVB Ethernet (requires OS X Yosemite) - Computer I/O channels: Thunderbolt (44.1 to 96 kHz): 128 in/out Thunderbolt (176.4 to 192 kHz): 64 in/out USB 2.0 (44.1 to 48 kHz): 64 in/out USB 2.0 (88.2 to 96 kHz): 32 in/out USB 2.0 (176.4 to 192 kHz): 24 in/out AVB Ethernet: 16 to 128 in/out, depending on host computer speed - Sync I/O: 1 x word clock in 1 x word clock out - Headphone: 2 x 1/4 TRS stereo phone (assignable) - Phantom power: 4 x individual 48V - Front panel: 2 x 1/4 TRS headphone output 2 x TRS hi-Z guitar input 2 x digital rotary encoders main/monitor volume 2 x digital rotary encoders phone volume 2 x digital rotary encoders guitar input gain 4 x digital rotary encoders mic preamp gain 8 x switches (4) Pad and (4) 48V Phantom switch 324 x 24 pixel LCD for level meters / menu nav 1 x AC power switch - Power: International 100-240V autoswitching supply 50-60 Hz 0.5A max Mac System Requirements - 1 GHz Intel-based Mac or faster - 2 GB RAM; 4 GB or more recommended - Mac OS X version 10.8 or later - Available Thunderbolt, USB 2.0 or AVB Ethernet port* - A large hard drive (at least 500 GB for recording) - *AVB Ethernet audio interface operation requires OS X Yosemite Windows System Requirements - 1 GHz Pentium-based PC compatible or faster - 2 GB RAM; 4 GB or more recommended - Windows 7, 8 or 10 - Available USB 2.0 or 3.0 port - Available Ethernet port for firmware updates - A large hard drive (at least 500 GB for recording) Web App Support - Any web client platform: Mac, Windows, Linux, iOS, Android - Any web browser: Safari, Firefox, Chrome, Opera, Explorer, etc. - Web client must be connected to the same network as the MOTU AVB interface by wire or Wi-Fi. Included Software - Thunderbolt and USB 2.0 drivers - MOTU AVB Discovery App for Mac and Windows (finds connected MOTU interfaces) - MOTU AVB Discovery App for iOS (available from Apple App Store) - MOTU AVB Control web app (served from the hardware itself) - AudioDesk 4.0 for Mac and Windows (separate download) Operating Systems - For computer audio I/O: Mac OS X 10.8 or later; Windows 7 or later - For web app control: Mac, Windows, Linux, iOS, Android

The five-port AVB Ethernet switch that turbocharges your Ethernet network for audio and video. Technical Specifications - AVB ports: 5 - Ethernet ports: 1 (Note: the five AVB ports can also be used for Ethernet) - Operational bandwidth: 10 / 100 / 1 Gigabit - Front panel: 12 x activity LED - Power: 8-18V DC 0.5A tip positive - Dimensions: Length: 5 ½ in / 14 cm Width: 3 in / 9.2 cm Height: 1 in / 2.7 cm