Listen Technologies LS-31-072 Listen iDSP Essentials Level 2 Stationary RF System (72 MHz), 3 Frequencies, Range to Cover Up to 457.2 m (1500 ft) The Listen Essentials Level 2 Stationary RF System expands on the capabilities of our most basic system by expanding the range to cover up to 457.2 m (1,500 ft.) affordably. The included transmitter features universal inputs compatible with most audio sources, and the choice of three (3) broadcast frequencies makes it easier to set up and fine-tune. Digital tuning ensures that the included receivers won't drift off the channel, guaranteeing a strong connection for a more enjoyable listening experience. Key Features: - Solution for meeting your installed assistive listening needs - Three (3) frequencies make it simple to install, manage and use - 100 percent Digital - Listen receivers are digitally tuned so the transmission won't drift - Long transmission range ensures coverage for the entire venue - Includes: (1) LT-803-072-01 3-Channel RF Transmitter (72 MHz), (1) LA-122 Universal Antenna Kit (72 MHz and 216 MHz), (1) LA-326 Universal Rack Mounting Kit, (4) LR-3200-072 Intelligent DSP RF Receiver (72 MHz), (4) LA-401 Universal Ear Speaker, (2) LA-430 Intelligent Ear Phone/Neck Loop Lanyard, (1) LPT-A107-B Dual RCA to Dual RCA Cable 6.6 ft. (2 m), (1) LA-423-01 4-Port USB Charger and (1) LA-304 Assistive Listening Notification Signage Kit Specifications: - Shipping Weight: 13.08 pounds