TASCAM US-4X4HR 4-Channel USB Audio Interface

• 44.1k/48k/88.2k/96k/176.4k/192k Hz

Quantization bit rate 

• 24-bit

MIC IN 

• IN 1 / IN 2, IN 3 / IN 4
• Connector 
• XLR-3-31(1:GND, 2:HOT, 3:COLD), BALANCED
• Input impedance 
• 2.2k ohms
• Maximum input level
• (GAIN:MIN) +9dBu (2.183Vrms)
• Gain 
• 56dB

INST IN 

• IN 1 / IN 2
• Connector 
• 6.3 mm (1/4″) TS-jack (T:HOT, S:GND), UNBALANCED
• (When set to “INST” at MIC/LINE INST switch)
• Input impedance 
• 1M ohms or more
• Maximum input level (GAIN:MIN) 
• +10dBV (3.162Vrms)
• Gain 
• 56dB

LINE IN 

• IN 1 / IN 2, IN 3 / IN 4
• Connector
• 6.3 mm (1/4″) TRS-jack (T：HOT, R：COLD, S：GND), BALANCED
• (When set to “MIC/LINE” at MIC/LINE INST switch)
• Input impedance 
• 10k ohms
• Maximum input level
• (GAIN:MIN) +20dBu (7.746Vrms)
• Gain 
• 56dB

LINE OUT 

• 1-2, 3-4
• Connector 
• 6.3 mm (1/4″) TRS-jack (T: HOT, R: COLD, S: GND), BALANCED
• Output impedance
• 210 ohms
• Nominal output level 
• +4dBu (1.228Vrms)
• Maximum output level 
• +20dBu (7.746Vrms)

PHONES  

• Connector 
• 6.3 mm (1/4″) stereo phone jack
• Maximum output level 
• 45mW+45mW or more (THD+N 0.1% or less, 32 ohms loaded)

MIDI IN /OUT  

• Connector 
• Din 5-pin
• Format 
• Standard MIDI format

USB 

•  
• Connector 
• USB Type-C
• Format 
• USB 2.0 HIGH SPEED 
• (480Mbps)

Power  

• When connected to PC 
• USB bus powered
• AC Adapter (TASCAM PS-P1220E, included)
• When connected iOS/iPadOS 
• AC Adapter (TASCAM PS-P1220E, included)

Power consumption

•  
• 2.25W

Dimensions (WxHxD) 

• 296 x 65 x 160 mm (including protrusions)

Weight 

• 3.53 lb. (1.6kg)

Operating temperature

•  
• 5 to 35°C

Accessories 

• AC adapter(TASCAM PS-P1220E)
• USB cables (Type-A to Type-C)
• Set of DAW software installation guides
• Set of DAW plug-in software installation guides
• Owner’s Manual (including warranty)

Computer system requirements

Windows

• Compatible computers 
• Windows computer with a USB 2.0 (or higher) port
• CPU type/speed: 2GHz or faster dual core processor (x86)
• Memory: 2GB or more
• Driver: ASIO ASIO2.0, WDM, MIDI

Mac

• Compatible computers: Mac with a USB 2.0 (or higher) port
• CPU type/speed: 2GHz or faster dual core processor
• Memory: 2GB or more
• Driver: Core Audio, Core MIDI

iOS/iPadOS device

• Driver: Core Audio

Supported OS

Windows

• Windows 10 (October 2020 Update) New, Windows 8.1, Windows 7

Mac

• macOS Big Sur New, macOS Catalina, macOS Mojave, macOS High Sierra (10.13)

iOS

• iPadOS 14 New, iOS 14 New, iPadOS, iOS 13, iOS 12