Ceton via Amazon has Ceton InfiniTV 4 Quad-tuner PCI Express Digital CableCard HDTV Tuner for $199 with free shipping.
Note: This tuner requires a valid cable provider subscription and Cable Card from your provider, please check for compatibility with your carrier.

Retail Price:	$ 361.13
Deal Price:	$ 199.00
Savings:	$ 162.13 (44.90% Discount)