Zoom U-44 Compact 4 In 4 Out Handy Audio Interface

The U-44 is a compact, 4-in/4-out audio interface that enables you to record and perform wherever you are. Small enough to fit in the palm of your hand, the U-44 comes equipped with the features you need to record 24-bit/96 kHz audio anywhere.

The U-44 offers the same high-quality, low-noise mic preamps as our acclaimed H5 and H6 Handy Recorders, plus compatibility with Zoom’s Interchangeable Input Capsules for incredible possibilities. Use the U-44 with your PC, Mac, or iPhone/iPad via USBor as a standalone AD/DA converter and mic preamp. No other audio interface provides this much versatility, value, and performance.

Key Features

• Multi-channel and stereo USB audio interface for PC/Mac
• Connect to iPhone/iPad with Apple iPad Camera Connection Kit or Lightning-to-USB Camera Adapter (sold separately), plus 2 AA batteries or optional AC adapter for power
• Two mic/line inputs with high-performance mic preamps
• High-quality recording and playback at resolutions up to 24-bit/96 kHz
• Compatible with Zoom interchangeable input capsules via 10-pin connector
• Standalone AD/DA conversion
• Functions as a two-channel mic preamp with analog and digital outputs
• Approximately 4 hours of operation with 2 AA alkaline batteries
• Includes download code for Ableton Live 9 Lite
• Four-channel simultaneous inputs
• Hi-Z support (input 1)
• Zero-latency direct monitoring
• Three TRS phone jack outputs
• Dedicated RCA L/R and headphone outputs
• MIDI I/O
• S/PDIF optical/coaxial input and output
• Gain control knobs for each input
• +48V phantom power for inputs 1 and 2
• Accepts standard AA alkaline or NiMH rechargeable batteries

Technical Specifications

ANALOG IN: INPUT 1/2
Connector
TRS/XLR combo jacks (XLR: 2 hot, TRS: TIP hot)
Input gain
0 - 43 dB
Input Impedance
2.6 k ohm (MIC IN) 1.1 M ohm (when Hi-Z ON)
Maximum Input Level
+2.7 dBu (MIC IN) /+20.7 dBu (TRS IN)
Phantom Power
+48V

ANALOG IN: MIC IN
Supported Zoom Input Capsules
XYH-6, MSH-6, SGH-6, EXH-6, SSH-6, XYH-5

ANALOG OUT: MAIN OUT L/R
Connector
TRS phone jacks (unbalanced)
Maximum Output Level
+10 dBu (at 0 dBFS)
Output Impedance
330 ohm

ANALOG OUT: LINE OUT 1/2
Connector
RCA (coaxial)
Maximum Output Level
+8 dBu (at 0 dBFS)
Output Impedance
1k ohm

ANALOG OUT: PHONES
Connector
Standard stereo phone jack
30 mW x 2 (into 32 ohm load)
Maximum Output Level
+10 dBu (at 0 dBFS)
Output Impedance
33 ohm

DIGITAL IN/OUT: S/PDIF OPTICAL
Connector
TOSLINK
Supported Sampling Frequencies
96 kHz, 88.2 kHz, 48 kHz, 44.1 kHz

DIGITAL IN/OUT: S/PDIF COAXIAL
Connector
RCA (coaxial)
Supported Sampling Frequencies
96 kHz, 88.2 kHz, 48 kHz, 44.1 kHz
Frequency Characteristics
At 44.1 kHz: ±1.5 dB: 20 Hz - 20 kHz
At 96 kHz: ±2 dB: 20 Hz - 40 kHz
Input Conversion Noise
Measured EIN: -119.5 dB (IHF-A)
at 43 dB, 150 ohm input
Number of Audio Recording and Playback Channels
Recording: 4 channels
Playback: 4 channels
Sampling Frequencies
96 kHz, 88.2 kHz, 48 kHz, 44.1 kHz
Bit Depth
24-bit
Interface
USB 2.0
MIDI IN/OUT
5-pin DIN jack
Power Source
USB bus power (Type B)
ZOOM AD-17 (Micro-B)
DC 5V power supply (Micro-B)
2 AA batteries (4 hours continuous operation with phantom power off)
Power Consumption
5W maximum
Dimensions
198.8 mm (D) 92.3 mm (W) 42.7 mm (H)
Weight (main unit only)
310 g
*0dBu=0.775Vrms