Wireless and wired: Wirelessly trigger your camera’s shutter, receiver can also be used as a wired shutter remote.Wired control and wireless remote control can be performed simultaneously to enable simultaneous operation of two camcorders.The transmitter needs to install 2 AAA (2 AAA not included in the package)
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Multi-functional: Wireless Camcorder zoom controller features in 3 speeds adjustable Zoom out/in, 2 speeds adjustable IRIS, 3 speeds adjustable Focus, video recording and video playback
Easy and solid installation: Plug and play. The receiver and remote are factory paired. The zoom controller features a clamp and knob for attaching to the tripod's panhandle for your handy use while shooting. 2.4GHz digital radio technology, strong anti-interference, up to 50m(164 Ft) stable working distance