Canon RS-80N3 Wired remote switch for compatible Canon cameras at Crutchfield
Amazon.com : Canon RS-80N3 Remote Switch for EOS-1V/1VHS EOS-3 EOS-D2000 D30 D60 1D 1Ds EOS-1D Mark II III EOS-1Ds Mark II III EOS-10D 20D 30D 40D 50D 5D + Cleaning Kit :
EXC++ GENUINE CANON RS-80N3 REMOTE, VERY CLEAN AND TESTED – RecycledPhoto
Better Shutter Release Cable Remote Control For Canon Rs-80n3 R6 R5 5ds 5dsr 7d / 5d Mark Ii Iii Iv 6d 50d / 1dx Ii / 1d Mark Iv - Shutter Release - AliExpress
Canon RS-80N3 Remote Switch – Pro Camera Hawaii
Amazon.com: LGSHOP 2.5 mm C8/N3 Off Camera Remote Cable Shutter Release Connecting Cord RS-80N3 Compatible with Canon EOS 1D 1Ds Mark II III IV 5D Mark II 7D 50D 40D 30D 20D
Canon RS-80N3 Review
Canon RS-80N3 Remote Switch
Canon Knowledge Base - QuickGuide to Canon TC-80N3 Timer/Remote Controller