Functions: focus, take pictures, (set REC as shutter release button in the camera, you can control the video recording). RC301-TPC for Sony small shutter release cable remote control. Applicable Camera: for A7C R, ZV-E10 II/ZV-E10M2K, A6700/Alpha 6700, A7C II/Alpha 7C II, ZV-E1. The big button on the remote control (half press to focus, press to take photo function), the small button - take photo function, you need to press and hold it all the time if you do continuous shooting or BULB shooting. The remote control is very small in size. Please note if it fits your usage habits. Replaces the same function as the shutter release button on the camera body. Acts as an anti-shake function and prolongs the use of the camera shutter release button. No batteries, no power supply required. Plug in and directly available. Note: A7C, ZV-E10 generation cameras are not supported. Color: Black Material: ABS Specification: 150cm Package Contents: 1* Remote Control Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.