Tascam US-4x4HR High-Resolution USB Audio/MIDI Interface (4 in, 4 out)

The TASCAM US-4x4HR is a desktop USB audio and MIDI interface for multitrack recording, music production, podcasting and livestreaming. It provides four Ultra-HDDA microphone preamps, four balanced outputs, MIDI connectivity and recording at up to 24-bit/192 kHz.

Inputs and preamps

• Audio Inputs: Four analogue input channels
• Microphone Inputs: Four balanced XLR inputs
• Microphone Preamps: Four Ultra-HDDA preamps
• Line Inputs: Four balanced 6.35 mm TRS inputs
• Instrument Inputs: Inputs 1 and 2 switchable to Hi-Z for guitar or bass
• Preamp Gain Range: 56 dB
• Phantom Power: Switchable +48V for condenser microphones
• Equivalent Input Noise: –128 dBu or lower
• Mic Input Impedance: 2.2 kΩ
• Line Input Impedance: 10 kΩ
• Instrument Input Impedance: 1 MΩ or higher.

Interface and recording

• Interface Type: USB audio and MIDI interface
• USB Audio Configuration: Four inputs and four outputs
• Maximum Resolution: 24-bit/192 kHz
• Sample Rates: 44.1, 48, 88.2, 96, 176.4 and 192 kHz
• USB Connection: USB Type-C
• USB Standard: USB 2.0 High Speed
• Standalone Recorder: No—recording requires compatible software on a computer or mobile device
• Standalone Preamp Operation: Yes
• Compatible Platforms: Windows, macOS and supported iPhone/iPad devices.

Monitoring and streaming

• Direct Monitoring: Yes, with virtually no latency
• Monitor Mix Control: Adjusts the balance between the input and computer playback signals
• Loopback: Yes—combines the four hardware inputs with stereo computer audio for livestreaming, podcasting and online communication
• Monitor Modes: Mono or stereo
• Built-in DSP Effects: No built-in EQ, compressor, reverb or delay
• Built-in Mixer: Software-based routing and monitoring controls through the TASCAM Settings Panel.

Outputs and MIDI

• Line Outputs: Four balanced 6.35 mm TRS outputs
• Maximum Line Output Level: +20 dBu
• Headphone Outputs: Two 6.35 mm stereo outputs
• Headphone Output Power: 45 mW + 45 mW per output at 32Ω
• MIDI Connectivity: Five-pin MIDI input and output
• Bluetooth: No
• Network Capability: No Ethernet, Wi-Fi, Dante or AVB networking.

Audio performance and physical specifications

• Signal-to-Noise Ratio: Up to 110 dB
• Microphone THD+N: 0.0013%
• Frequency Response at 96 kHz: 20 Hz–40 kHz, +0/–0.4 dB
• Power: USB bus power or optional TASCAM PS-P1220E 12V adaptor
• Power Consumption: 2.25W