Professional Audio Mixer Sound Card USB External Sound Board Live Sound Noise Canceling Kits Audio Mixing Console

brand new and high quality.
Features:

This external sound card requires no driver installation, plug and play.
It is equipped with DSP parameter adjustment knob to set more effects.
It has a built-in 48V fantasy power supply, which can be used with condenser microphones.
It supports USB2.0 high-speed connection.
Plug in the power and connect the speakers, you can sing even if you disconnect from the computer.
It has an Innovative unique mic preamp with individual gain control.
Attenuator function button equipped for music fade out automatically when mic signal present.
for Mac OS (Intel-Mac) and Windows XP, Vista (32-bit/64-bit), Windows 7 (32-bit/64-bit) & Windows 8 (32-bit/64-bit)
External Sound Card only, other accessories demo in the picture is not included.

Specifications:

Material: Metal
Size: app. 140x110x25mm / 5.51x4.33x0.98inch
Color: As pictures shown
Quantity: 1Pc
for Mac OS (Intel-Mac) and Windows XP, Vista (32-bit/64-bit), Windows 7 (32-bit/64-bit) & Windows 8 (32-bit/64-bit)

Mic Input
Frequency Response ： 22Hz to 22kHz (+/-0.2dB)
Dynamic Range ：95dB, A-weighted
Signal-to-Noise Ratio ： -95dB, A-weighted
THD+N ：<0.0061% (-80dB)
Crosstalk ： -85dB @ 1kHz
Input Impedance Mic in : 1.8K Ohms, typical
Total Gain Range ：+39dB

Inst Input
Frequency Response ：22Hz to 20kHz (+/-0.2dB)
Dynamic Range： 95dB, A-weighted
Signal-to-Noise Ratio ：-95dB, A-weighted
THD+N ：<0.0061% (-80dB)
Crosstalk ：-85dB @ 1kHz
Input Impedance Inst in : 500K Ohms, typical
Total Gain Range ： +38dB

Line Inputs (RCA IN, Unbalanced)
Frequency Response ：22Hz to 20kHz (+/-0.2dB)
Dynamic Range： 95dB, A-weighted
Signal-to-Noise Ratio： -95dB, A-weighted
THD+N ：<0.003% (-86dB)
Crosstalk ：-90dB @ 1kHz
Input Impedance ：10K Ohms, typical
Adjustable Gain ：+8dB

Line Outputs 1/2 (Stereo, Unbalanced)
Frequency Response ： 22Hz to 20kHz (+/-0.2dB)
Dynamic Range ：95dB, A-weighted
Signal-to-Noise Ratio ： -95dB, A-weighted
THD+N ： <0.003% (-86 dB)
Crosstalk ：-90dB @ 1kHz
Nominal Output Level Unbalanced : +2dBV, typical

Headphone Outputs (at Maximum Volume; Into 100 Ohm load)
Frequency Response ：22Hz to 20kHz (+/-0.2dB)
Power into Ohms ：20 mW into 100 Ohms
THD+N ： <0.06% (-66dB)
Signal-to-Noise Ratio ：-95dB, A-weighted
Max Output Level into ：100 Ohms +2.0dBV, typical
Load Impedance ：32 to 600 Ohms

Note:

Please allow 0-1mm error due to manual measurement, pls make sure you do not mind before you bid.
Due to the difference between monitors, the picture may not reflect the actual color of the item. Thank you!

Package Includes:

1 x External Sound Car
1 x Manual
1 x Compact Disc
1 x Three Guarantees Certificate
1 x Usage Guide
1 x Security Card
1 x Chinese Panel
1 x USB Data Cable
1 x Power Supply