 "Asus Xonar Essence STX II 7.1"@en "▷ Asus 7.1 | OcUK"@en
"Asus Xonar Essence STX II 7.1, 7.1-channel Hi-Fi quality sound card with 124dB SNR clarity, top-notch headphone amplifier, Premium TCXO"@en 
 "ASUS Xonar Essence STX II PCI Express Premium Sound Card 7.1 Channel"@en Channel LN60464 - 90YA00NN-M0UA00 | SCAN UK"@en
"ASUS Xonar Essence STX II 7.1 PCI Express 1.0 High Performance Sound Card, with Daughter Board, Retail Packaged          "@en 