Check the listing for details. Sony HKSR-5803SQ RGB SQ Processor Board. Condition: Open box. Listed at 6000.00 USD. For Sale, Sony HKSR-5803SQ RGB SQ Processor Board New in open box. Paypal Payment accepted only. The Sony HKSR-5803SQ RGB SQ Processor Board is an optional accessory interface board for the SRW-5800 VTR. When installed, it offers the ability to record and play back uncompressed 4:4:4 full bandwidth signals in SQ mode at 440Mbps (BRR 4:1). This board intrinsically meets the high demands of high-profile video operations often required by HDCAM/HDCAM SR studios, compositing suites, and digital mobile units. RGB 4:4:4 recording and playback with SQ mode (440Mbps, BRR 4:1) in HDCAM SR format; 4:4:4 recording is competitive with 2K data for high end archiving and digital intermediate workflows 4:4:4 color resolution is ideal for compositing purposes such as chroma keying, due to the massive amount of color information provided through its data stream An increased level of latitude is also a benefit to higher color resolution; this translates into footage that is a lot easier to color correct during post sessions