Avid HD I/O 8x8x8 - Pro Tools HD Series Audio Interface
| Channels of I/O | 8 Input / 8 Output |
| Maximum Sampling Rate | 192 kHz / 24-Bit |
| Number of Microphone Inputs | No |
| Analog Audio I/O | 2x DB-25 8-Channel Input 1x DB-25 8-Channel Output |
| Digital Audio I/O | |
| Host Connection | 2x DigiLink Mini |
| Power Requirements | AC/DC Power Adapter (Included) |
| Display | Color LED |
| Channels of I/O | 8 Input / 8 Output |
| Built-In DSP | Yes |
| Maximum Sampling Rate | 192 kHz / 24-Bit |
| Number of Microphone Inputs | No |
| Built-In Microphone | No |
| Pad | No |
| High-Pass Filter | No |
| Solo/Mute | No |
| Analog Audio I/O | 2x DB-25 8-Channel Input 1x DB-25 8-Channel Output |
| Digital Audio I/O | 1x DB-25 AES3 In & Out 1x DB-25 TDIF In & Out 1x TOSLINK Optical ADAT Input 1x TOSLINK Optical ADAT Output 1x TOSLINK Optical ADAT / S/PDIF Input 1x TOSLINK Optical ADAT / S/PDIF Output 1x XLR 3-Pin AES3 Input 1x XLR 3-Pin AES3 Output 1x RCA Coaxial S/PDIF Input 1x RCA Coaxial S/PDIF Output |
| Host Connection | 2x DigiLink Mini |
| Host Connection Protocol | Avid Proprietary |
| USB (Non-Host) | No |
| Sync I/O | 1x BNC Word Clock Input 1x BNC Word Clock Output 1x BNC Loop Sync Input 1x BNC Loop Sync Output |
| Network I/O | No |
| MIDI I/O | No |
| Expansion Slots | 1x I/O Slot |
| Other I/O | 1x DE-9/DB-9 Expansion In/Out |
| Wireless | No |
| Frequency Response | A/D Converters: 20 Hz to 20 kHz ±0.03 dB D/A Converters: 20 Hz to 20 kHz ±0.15 dB |
| Dynamic Range | A/D Converters: 122 dB D/A Converters: 125 dB |
| THD+N | A/D Converters: -114 dB / 0.0002% D/A Converters: -110 dB / 0.00032% |
| Sample Rates | 44.1 to 192 kHz |
| Sample Rate Conversion | No |
| Bit Depths | 24-Bit |
| Sync Sources | Word Clock |
| Clocking | Word Clock: |
| Media/Memory Card Slot | No |
| OS Compatibility | macOS / Windows |
| Mobile Device Compatibility | No |
| Required Hardware | DigiLink Mini Port |
| Power Requirements | AC/DC Power Adapter (Included) |
| AC Input Power | 100 to 240 VAC, 50 / 60 Hz |
| AC/DC Power Adapter | Included |
| Rackmount Size | 2 U |
| Weight | 24.0 lb / 10.9 kg |
| Package Weight | 23.2 lb |
| Box Dimensions (LxWxH) | 24 x 21.1 x 10" |
