Keyboard Controller 1)3 Axis english keyboard 2)RS-485,LCD display 3)built-in multi-protocol, 4)control DVR,camera,accessory
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Source: Alibaba.com - related items

PTZ keyboard Controller 1)2 Axis or 3 Axis English keyboard, 2)RS-485 communication, support multi-protocol 3)LCD display
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Keyboard controller for controlling PTZ camera
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PS2 controller and Controller 2 in 1 Features: Comes with a controller docking and a detachable USB keyboard for PSX2. It support Dual analog sticks, 8 analog buttons and 1 x analog D-pad. Turbo & Slow motion key with LEDs indicate. Ergonomically design. 2 vibration feedback motors. Connect by PSX2 controller port and USB po
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VNT-K210 two Axis keyboard controller
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The controlling keyboard is a unit used to directly control terminal receiving devices such ashigh speed dome cameras,decoders.
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3 Axis keyboard Controller
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The keyboard is controlled with DVR host,embedded hard disk video recorder sle euqipment to control such machines,high-speed sma
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Silicone keyboard multimedia keyboard wireless keyboard STandar keyboard ,good quality ,and low price
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Source: Importers.com - related items