DLP Chip Replacement on Mitsubishi WD 57734 RP HDTV

Mitsubishi wd-y57 dlp ic chip r879 we need the model number and part number/description/picture of the part. We must receive the package back within 14 calendar days. We guarantee the item to be in 100% working condition. Note We keep track of our items by the serial numbers or special markings.