Wireless Kinetic doorbell SP-9641T AC

WIRELESS DOORBELL
with LED indicator light;
Melody:36music;
Sound: 65-85dB (3 levels, low/middle/high)
Receiver: AC 220Vor110V ;
Transmitter:12V 23A(attached);
Distance:100 meters (in the open air)
Package: Single blister/Double blister/Color box
Packing:30pcs/inner carton, 60pcs/outer carton

1.EASY INSTALLATION: No need completed wiring work, just insert batteries or plug into the socket, it ready to work.
2. 36 musics for choice, keep users entertained
3. 100 meters working range in the open air.
4. LED indicator light on receiver unit to assist with visible recognition of doorbell being rang.
5. Strong anti-jamming system, avoid interference and false trigger from neighbor.
6. Expandable: Each receiver can be expanded with up to 4 additional push buttons or multiple receivers to one button.
7. Push button can be fixed to the doorbell frame with screws, or attached using included double-sided adhesive.
8. Wide application for apartment, villa, hospital, shop, office, factory...
9. Different color for choice for each model.