The Universal Audio Apollo x8 Gen 2 Studio+ Edition is a professional Thunderbolt audio interface built for producers, engineers, and recording studios that require premium sound quality and real-time UAD processing. Featuring elite-class Gen 2 conversion, four Unison preamps, and HEXA Core DSP, it delivers exceptional performance for recording, mixing, and production. Track through authentic emulations of legendary analog gear from Neve, API, Manley, Avalon, Fender, and more using Unison technology. New Auto-Gain functionality streamlines recording sessions, while Apollo Monitor Correction powered by Sonarworks and integrated Bass Management ensure accurate monitoring in any room. With 18x24 I/O, surround monitoring up to 7.1, dual ADAT connectivity, and the Studio+ Bundle featuring 56 UAD plug-ins and instruments, the Apollo x8 Gen 2 provides a complete studio solution in a compact 1U rackmount design. Product Specifications: Type: Thunderbolt 3 Audio Interface with HEXA Core DSP Channels of I/O: 18 Inputs / 24 Outputs Maximum Sample Rate: 24-Bit / 192 kHz Built-In DSP: HEXA Core UAD Processing Microphone Preamps: 4 Unison Mic Preamps with Auto-Gain Hi-Z Inputs: 2 Instrument Inputs Line Inputs: 8 × 1/4" TRS Line Outputs: 8 × 1/4" TRS Monitor Outputs: 2 × 1/4" TRS Headphone Outputs: 2 × 1/4" TRS Talkback Microphone: Built-In Digital I/O: Dual ADAT Optical, S/PDIF, Word Clock I/O Surround Monitoring: Up to 7.1 Surround Dynamic Range: Up to 130 dB THD: As Low As -127 dB Host Connection: Thunderbolt 3 (USB-C Connector) Software Bundle: Studio+ Edition (50+ UAD Plug-Ins Included) Supported Plug-In Formats: VST, AU, AAX 64 Compatibility: macOS and Windows Power Source: External Power Supply Rackmount Size: 1U