4 3 -> Hauppauge WinTV-HVR2250 [0070:8880,0070:8810]
5 4 -> Hauppauge WinTV-HVR2200 [0070:8980]
6 5 -> Hauppauge WinTV-HVR2200 [0070:8900]
7 6 -> Hauppauge WinTV-HVR2200 [0070:8901]
8 7 -> Hauppauge WinTV-HVR2250 [0070:8891,0070:8851]
9 8 -> Hauppauge WinTV-HVR2250 [0070:88A1]