U44
4×4 Software Controlled Audio
Interface with a large Display Screen
- 24-Bit 192KHz 4 in 4 out analog audio interface
- Software controlled
- High quality full color 7 inch TFT display
- Ability to make adjustments via iCON iO Pro software
- High-resolution analog mic preamps with 62dB of gain
- Excellent sound quality
- Digital to Analog conversion: 127 dB
- Analog to Digital conversion: 122 dB
- Two high quality Combo XLR (balanced) with 1/4 inch (6.35mm) jacks for mic, line or instruments (unbalanced)
- Two analog outputs on 1/4 inch (6.35mm) jacks (balanced)
- High visibility digital metering and dB data readout
- +48v phantom power (on/off controlled via iO Pro)
- Mic/Inst/Line input options (buttons on iO Pro)
- Mute option for input channels (controlled via iO Pro)
- Ability to link input channels (controlled via iO Pro)
- Two 1/4 inch (6.35mm) headphone outputs with individual digital volume controls (controlled via iO Pro)
- Direct monitoring available (switchable via iO Pro)
- UNI OTG connection with high dynamic range and extremely stable performance
- USB-C connector for PC/Mac connectivity
- Ability to use plugin compressors, reverbs etc. in a live context whilst streaming via iCON iO Pro
- Ability to switch between different monitoring set ups
- Loop Back function possible with iCON iO Pro for both Mac and Windows platforms
- Class-compliant with MacOS 10.15 or above & Windows 10 or above
- +12 V DC power supply connector supplied
- ARM-M7/500MHz processing power
- USB 2.0 true high speed
- Supports Direct Sound, WDM and ASIO 2.0
- Rugged, high quality construction
| Name | Spec |
| I/O | |
| Microphone Inputs (XLR - balanced) | Two |
| High Impedance (Hi-Z) Instrument Inputs | Two |
| Analog Line Inputs | Four |
| Analog Monitor Outputs (DC coupled) | Three (two stereo headphones and one stereo master) |
| Digital Output Port | One (USB OTG) |
| Audio to Digital Conversion | |
| Dynamic Range | 122dB, A-weighted |
| Signal-to-Noise Ratio | -122dB, A-weighted |
| Total Harmonic Distortion + Noise | -116dB, -1dBFS |
| Digital to Audio Conversion | |
| Dynamic Range | 127dB, A-weighted |
| Signal-to-Noise Ratio | -127dB, A-weighted |
| Total Harmonic Distortion + Noise | -120dB, -1dBFS |
| Mic Inputs (XLR balanced) | |
| Frequency Response | 20Hz to 20kHz (+/-0.3dB) |
| Minimum voltage gain | 0dB (fader @ unity, -8dB pad) |
| Maximum voltage gain | 62dB (fader @ unity, no pad) |
| Nominal input level | -16dBu through -66dBu (fader @ unity,no pad, @ +4dBu output) |
| Maximum input level | +16dBu (fader @ unity, -20dB pad) |
| Expected source impedance | 150 to 2000 Ohms |
| Actual load impedance | 1200 Ohms |
| Instrument Inputs 1/2 | |
| Frequency Response | 20Hz to 20kHz (+/-0.3dB) |
| Input Impedance | 390K Ohms, typical |
| Maximum input level | +16.5dBu (fader @ unity, -20dB pad) |
| Line Inputs 1/4 | |
| Frequency Response | 20Hz to 20kHz (+/-0.3dB) |
| Maximum level | +24dBu |
| Nominal input level | +4dBu |
| Expected source impedance | 20000 Ohms or less |
| Actual load impedance | 10 kOhms |
| Line Outputs 1/2 (6.35mm TRS, Unbalanced) | |
| Frequency Response | 20Hz to 20kHz (+/-0.3dB) |
| Maximum level | +24dBu |
| Nominal input level | +4dBu |
| Minimum load impedance | 600 Ohms |
| Headphone Outputs: (Stereo, Unbalanced) | |
| Frequency Response | 20Hz to 20kHz (+/-2.5dB) |
| Load Impedance | 16 to 600 Ohms |
| Maximum Output Level | +18dBu, no load |
| +18dBu, 600Ohms (7.94Vrms) | |
| +16dBu, 100 Ohms (6.3Vrms) | |
| +14.6dBu, 32 Ohms (5.4Vrms) | |
| +8.6dBu, 16 Ohms (2.7Vrms) |
- OS X 10.11 El Capitan, macOS 10.12 Sierra, macOS 10.13 High Sierra, macOS 10.14 Mojave, macOS 10.15 Catalina, macOS 11 Big Sur, macOS 12 Monterey, macOS 13 Ventura, macOS 14 Sonoma, macOS 15 Sequoia and macOS 26 Tahoe, Intel and M1 to M4
- Windows 10 (64bit) and Windows 11, Intel and AMD
- iOS 11 and above (including latest iOS 26)
