Creative Sound Blaster X4 Hi-Res 24bit/192kHz External USB DAC and Amp Sound Card, Super X-Fi, Multi-Channel, 7.1 Discrete Surround, Optical-in, Optical-out, Line-in, Mic-in, Headset-in for PC and Mac : Amazon.co.uk: Computers &
Creative Sound Blaster X3 Hi-res 7.1 External USB DAC and Amp Sound Card with Super X-Fi® for PC and Mac | OcUK