The Universal Audio Apollo X16 Ultimate+ Gen2 audio interface stands out as a benchmark tool for professional studios and demanding sound engineers. With 18 inputs and 20 outputs in a rackmount format, it features second-generation high-end converters offering audio resolution of up to 24-bit/192 kHz. Its HEXA Core DSP enables the simultaneous use of numerous UAD plug-ins for real-time audio processing, making it ideal for multitrack recording and mixing complex projects. Compatible with Mac and Windows environments, this interface is perfectly suited to studio, home-studio, or surround configurations of up to 9.1.6, delivering immersive, high-fidelity sound.
✓18 analog and digital inputs and 20 outputs for extensive connectivity
✓2nd-generation Apollo X converters with exceptional dynamic range
✓HEXA Core DSP processing for real-time UAD plug-ins
✓Apollo Monitor Correction function for precise monitoring calibration
✓Immersive audio support up to 9.1.6 for surround and Dolby Atmos mixing
✓UAD Console application with bass management and plug-in scenes
Technical specifications
Connection type
Thunderbolt
Number of inputs
18 (16 analog via DB-25, 1 stereo AES, 1 Word Clock)
Number of outputs
20 (16 analog via DB-25, 2 XLR speaker outputs, 1 stereo AES, 1 Word Clock)
Converters
2nd-generation Apollo X, 24-bit / 192 kHz
DSP
Integrated HEXA Core
Dynamic range
133 dB
Total harmonic distortion
-129 dB
Apollo Monitor Correction function
Yes, immersive multichannel (Sonarworks®)
Plug-in compatibility
More than 200 UAD DSP and native plug-ins
Supported audio formats
24-bit / 192 kHz
Word Clock input/output
Yes (BNC)
Speaker outputs
2 x XLR, with alternate speaker switch
Stereo AES input
Yes (XLR)
Compatible software
LUNA, Logic Pro, Pro Tools, Cubase, Ableton Live
Dimensions
19" rackmount format
Included plug-ins
Ultimate+ Edition with hundreds of UAD plug-ins
Uses & benefits
High-resolution multitrack recording in a professional studio
Immersive surround mixing up to 9.1.6 for Dolby Atmos and Auro-3D production
Real-time processing with UAD plug-ins for authentic analog sound
Precise monitoring calibration with Apollo Monitor Correction
Advanced monitoring management with speaker and subwoofer switching
Seamless integration with major digital audio workstations (DAWs) and hybrid workflows
Expansion up to 64 channels by chaining multiple Apollo interfaces