D/A dynamic range

                   118dB

Maximum input level

                   +20dBu

Maximum output level

                   +18dBu

Total harmonic distortion

                   ≦0.003%(+4dBu 1kHz)

Frequency response

                   20Hz~40kHz

Crosstalk

                   ≦-95dB

SNR

                   ≧113dB (A weighting)

Noise floor 

                   ≦-94dBu (A weighting)

Common Mode Rejection Ratio

                   60dB

Number of analog input channels

                   4

Number of analog output channels

                   8

Rs485 control port

                   2

Network control port

                   1