Type: Adapter Specifications: Includes single extension unit Measurements: 2.9"x 4.10"x 2"each unit Audio Bandwidth: 200-3800 Hz FM Carrier Frequency: 4.4 MHz - 7.6 MHz Maximum number of units: One base unit; up to eight extension units Operating Temperature: 0-50 C (32-122 F) Features: The Phonex Easy Jack 2 turns any electrical outlet into a phone connection for satellite receivers, digital video recorders, postage-meter machines, dial-up modems and more. Avoid charges associated with not having a phone connection for your satellite receiver. Order movies by pressing a button on your remote. Download postage, instead of making a call. Add a computer or telephone to a room without an existing phone outlet. Choose the Phonex Easy Jack 2: the solution for fast, simple phone connections. Approved by Dish Network, DIRECTV and Tivo ...