The Uniden Baby Monitor Accessory Camera is an excellent way to give parents reassurance by expanding the basic monitor networks. Digital FHSS wireless technology ensures no interference, and the cameras transmit signals up to 500 ft. The camera is capable of night vision and mounts to a wall, ceiling or horizontal surface.UNNUBWC21. UBWC21. Uniden UNIDEN UBWC21 Baby Monitor Accessory Camera.