The 521iLANCAV Remote control, features 16 speed Focus zoom for Canon HD. A longer spiral cable allows a greater distance of the remote control from the video camera. Improved firmware and internal electronic components are more user friendly and cover all the new features of the newest Sony and Canon cameras. The longer cable allows the use of long pan bars for perfect control. This remote is designed to work with the following cameras. SONY: HVR Z5, HDR FX1000, HVR-S270, HVR-HD1000, HVR-V1, HVR-A1, HVR-Z1, HVR-Z7, HDR-FX1, HDR-FX7, DSR-PDX10, DSR-PD170, DSR-PD150, DSR-250, DSR-200, DCR-VX2100, DCR-VX2000, DCR-TRV950, DCR-PC330, small camcorders with AV-R plug . CANON: XL H1S, XL H1A, XH-A1, XH-G1, XH-A1S, XH-G1S , XL-H1, XM-1, GL-1, XM-2, GL-2, XL1, XL1s, XL2, small camcorders with AV-R plug .