Remote Shutter Release Cord for Sony Alpha A100, A200, A230, A300, A330, A350, A380, A700 & A900 Digital SLR Cameras Fully compatible with Sony Alpha Digital SLR Cameras including: DSLR-A700, A350, A300, A200 & A100 Digital SLR Cameras Thumb-activated release mechanism Can be locked to use the Bulb setting effectively 3-foot long cord