B&H has the Datacolor Sypder4PRO Display Calibration System for $129 (reg. $169). It is compatible with PC and Macs. It includes the software and the Datacolor Spyder4PRO Colorimeter. It works with monitors, as well as the iPad and iPhone. Check it out here at B&H Photo.
B&H has the WD 6TB My Book Duo RAID drive for $279 (reg. $349).
To get the special price, you have to click the “Email me a better price” link on the B&H product page. Then, B&H will give you a link that is only good for a limited time with the discounted price.
Check it out while it lasts here at B&H Photo.
These are very fast and affordable external drives. See my recent review of the 8TB version of this drive.
B&H has the Manfrotto 502HD Pro Video Head for $124.99 (reg. $199.99) after mail-in rebate through February 28, 2015. This 502HD has a flat base with a 3/8″ connection for use on standard photo tripods, rather than the bowl or half-bowl base more common on dedicated video tripods. Check it out here at B&H Photo.