This is a Cisco HDA-RF2.2 black remote control that is compatible with DTA 170HD and 270HD models. It has a wireless connectivity feature with an unknown range. The remote control is in good working condition and has been tested. It is manufactured in China and has no manufacturer warranty. The item is 6-1/8" in length, 3/8" in height and 1-7/8" in width. The remote control has features like wireless connectivity and is suitable for use with Cisco products.