D-SUB HDMI to VGA Male Video Adapter Power Cable for HDTV Monitor Desktop Computer Features: 1. Application: This HDMI cable has no decoding function, so you need to buy a set-top box or set-top box built into the device by yourself, otherwise this line may not work properly, please understand before you buy. 2. Decoder: The set-top box is the front equipment of the closed-circuit television monitoring system. It is usually installed near the front camera equipped with a gimbal and motorized lenses. 3. Connect: it is connected to PTZ, motorized lens and other external devices through multiple control lines (usually 6 PTZ, 4 lenses, 1 4 auxiliary switches). Description: It is used to output the control voltage or switch the values to these devices. Specifications: Connectors: HDMI male, VGA HD15 male Cable sizes: 1m Color: black Package included: 1 x Video adapter power cable