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The new Twin-1 R4 wireless remote control has the ability to trigger your shutter from up to 300ft (100m) away from the camera, with the added capability to operate a delayed shutter release and fire your camera in Bulb mode.
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The new Twin-1 R4 wireless remote control has the ability to trigger your shutter from up to 300ft (100m) away from the camera, with the added capability to operate a delayed shutter release and fire your camera in Bulb mode.
More...