Best Buy: Pioneer 875W 7.1-Channel A/V Home Theater Receiver VSX-921-K
Pioneer VSX-921-K Home theater receiver with 3D-ready HDMI switching at Crutchfield
PIONEER VSX-521 821 921-K SM Service Manual download, schematics, eeprom, repair info for electronics experts
Amazon.com: Replaced Remote Control Compatible for Pioneer VSX-321 AXD7535 VSX-820-K VSX-916 VSX-921-K Home Theater AV A/V Audio/Video Receiver System : Electronics
Pioneer VSX-921-K
VSX-921-K - 7.1-Channel 3D Ready AV Receiver | Pioneer of Canada - English
Pioneer VSX-921-K 7.1 Channel 3D Ready A/V Receiver VSX-921-K
Texas Instrument chip on Pioneer VSX-921-K AV receiver | diyAudio