52 (16 chord) elegant melodies
Stable Wireless transmitting Range: 200 meters (300 meters at open area);
Excellent materials keeps itself from getting higher temperature & interference;
Easy installation; convenient; double-side stickers;long lifetime; IP33 Waterproof; It is easy to DIY; Super power-saving mode;
Certifications: All products passed CE, FCC, RoHS approval.
no batteries required for main receiver, just plug it into an outlet.
High quality audio speaker
Receiver Working Voltage: AC 110V 50Hz/60Hz Transmitter Battery 12V 23A
Sound Volume Range: 25-110dB
Receiver Standby Current: less than 1.0mA
Adjustable to 4 volume levels:easily select from 52 chimes/melodies available
You can pairing with the transmitters with the same tones or difference tones.
Push button (transmitter): push button can be fixed to the doorframe with the screws provided, or attached to the wall using double-sided adhesive tapes.
200 meters (300 meters at open area),
Better materials keep stable transmitting range
Transmitter Power Consumption: less than 12V
Transmitter Working Voltage: no more than 12V
Transmitter size: 41*18*71mm