Asus - XONAR U7 MKII

USB 2.0 high-speed/ USB 1.0 for playback

Output Signal-to-Noise Ratio (A-Weighted):
114 dB
Input Signal-to-Noise Ratio (A-Weighted) :
110 dB
Output THD+N at 1kHz (Front-out) :
>0.0006 %(104 dB)
Frequency Response (-3dB, 24bit/96KHz input) :
10 Hz to 46 KHz
Output/Input Full-Scale Voltage :
Line output (RCA, 3.5) : 1 Vrms (2.828 Vp-p)
Headphone output : 1.3 Vrms (3.677 Vp-p)

Audio Processor :C-Media USB2.0 6632AX High-Definition Sound Processor (Max. 192KHz/24bit)

Cirrus Logic CS4398
Cirrus Logic CS4362

Analog Playback Sample Rate and Resolution :
44.1K/48K/88.2K/96K/176.4K/192KHz @ 16bit/24bit
Analog Recording Sample Rate and Resolution :
44.1K/48K/88.2K/96K/176.4K/192KHz @ 16bit/24bit
S/PDIF Digital Output :
44.1K/48K/88.2K/96K/176.4K/192KHz @ 16bit/24bit

Analog Output 
4 x 3.5 mm jack (1/8") (Headphone out /Side out/Center-Subwoofer out/Rear out)
2 x RCA (Un-Balanced) 
Analog Input 
1 x 3.5 mm jack (1/8") (Line-in/ Mic-in combo)
Digital
1 x S/PDIF out (1 x Coaxial)

Sonic Studio

Windows® 10 86x64
Windows® 8.1 86x64 
Windows® 7 86x64 
Mac OS X

S/PDIF adapter x 1
Quick start guide x 1
USB cable x 1

130 x 80 x 25 mm ( L x W x H )

Xonar U7 MKII playback under OS X without any driver needed, just switch to USB Audio 2.0 on a Mac.