Maximize Your WaveLink System with Additional Wireless Door Chime Receiver. Boost your WaveLink system and your ability to never miss anyone coming through any door by adding another wireless door chime receiver. Place up to 10 receivers throughout your home or business to maximize the system's capabilities. Unique Ringtones with Volume Level. With 52 unique ringtones and 4 volume levels, you can personalize your wireless door alarm. Set it as a pleasant doorbell chime, or as a loud door alarm. The options are yours. Cover as Much as You Want. The WaveLink System allows you to pair up to 10 receivers and transmitters to each other. Be able to cover every entrance or stairwell in your business or home. Built-in LED Indicator for the Hearing Impaired. Every WaveLink receiver features an integrated LED indicator that creates a visual alert that the sensor has been triggered, allowing the hearing impaired to take advantage of the WaveLink system. Easy installation. The receiver for your wireless door or window alarm system plugs into any standard outlet. Plug it in and pair your other transmitters, and motion sensors together. Specifications:. 52 unique ringtones. 4 volume levels. LED indicators. Receiver Voltage: 110V AC. Volume range: 25 to 110dB. Range: 400ft (120m) (in an open area). Frequency: 315/433 MHz ± 2MHz. Operating Temperature: 5°F to 140°F or -15°C to 60°C. Receiver dimension: 3.17x3.19x1.12in (80.5x81x28.5mm). Receiver Weight: 3.03oz (86g). Patent: US D889,296. Package Includes:. 1x Receiver. 1x User Manual. Model: 51046HOMUS.