IT'S DURABLE AND SAFETY FOR PEOPLE: Transmitter with super rating IP55 waterproof; CE, FCC, RoHS certified.
SUPER LONG DISTANCE TRANSMISSION: Made of high-precision electronic components, operates at a highest distance up to 1000ft.
MULTIPLE RINGTONES: Stereo speaker With 58 different ring tones; 5 levels volume control; blue LED flash indicator is perfect for the hearing impaired or deaf; Transmitter allows you or visitors to leave message.
EASY INSTALLATION: No batteries required for receiver, simply plug into power supply; Mount transmitter with double-sided tape or anchors & screws. Ring tone can be different.
100% SATISFACTION: Friendly customer service in 24hrs to make sure your 100% satisfaction, we offer refund or replacement for the unsatisfied products within 18 months of delivery.