Uports 4

● 24-Bit 96/192KHz 4-In/4-Out USB Recording Interface

● 2×2 analog I/O full duplex recording and playback

● Dual MIC/Instrument preamps with individual gain control and phantom power switch

● 2 analog outputs on 1/4” TRS jacks

● S/PDIF I/O on RCA coaxial connectors

● 1 x 1 – 16 channel MIDI I/O

● Master volume control on the front panel

● 1 headphone output with assignable source and individual volume control

● Flexible channel routing via the software control panel

● USB2.0 High Speed equipped and USB bus-powered

● Supports DirectSound, WDM and ASIO2.0

● Compatible with Mac OS (Intel-Mac) and Windows XP, Vista (32-bit/64-bit), Windows 7 (32-bit/64-bit)& Windows 8 (32-bit/64-bit)

● Full duplex, simultaneous record/playback

● Rugged aluminum construction

Name	Spec
Mic1 / 2 Inputs (at Minimum Gain)
Frequency Response	22Hz to 22kHz (+/-0.1dB)
Dynamic Range	100dB, A-weighted
Signal-to-Noise Ratio	-100dB, A-weighted
THD+N	<0.0061% (-90dB)
Crosstalk	-87dB @ 1kHz
Input Impedance	Mic in: 1.8K Ohms, typical
Adjustable Gain	+34dB
Total Gain Range	+50dB
Inst1 / 2 Inputs (at Minimum Gain)
Frequency Response	22Hz to 22kHz (+/-0.1dB)
Dynamic Range	100dB, A-weighted
Signal-to-Noise Ratio	-100dB, A-weighted
THD+N	<0.0061% (-90dB)
Crosstalk	-87dB @ 1kHz
Input Impedance	Inst in: 500K Ohms, typical
Adjustable Gain	+39dB
Total Gain Range	+39dB
Line Outputs 1/2 (Unbanced)
Frequency Response	22Hz 22kHz (+/-0.1dB)
Dynamic Range	102dB, A-weighted
Signal-to-Noise Ratio	-102dB, A-weighted
THD+N	<0.003% (-90 dB)
Crosstalk	-87dB @ 1kHz
Nominal Output Level	Unbalanced: +4dBV, typical
Maximum Output Level	+11dBV, typical
Output Impedance	150 Ohm
Load Impedance	600 Ohm minimum
Headphone Outputs: 1 & 2 (at Maximum Volume; Into 100 Ohm load)
Frequency Response	22Hz to 22kHz (+/-1dB)
Power into Ohms	90 mW into 100 Ohms
THD+N	<0.06% (-66dB)
Signal-to-Noise Ratio	-90dB, A-weighted
Max Output Level into 100 Ohms	+2.0dBV, typical
Output Impedance	75 Ohm
Load Impedance	32 to 600 Ohms