Easy to Install -- Plug the mini receiver into an outlet and then use the provided accessories to secure the transmitter to the wall
Perfect wireless doorbell kit --With 55 different ringtones and 5 levels of adjustable volume from 0db to 110db
Flashing light indicator is easy to notice including the hearing impaired, with memory function，Retains of your last time set melody and volume after power failure
This high frequency electronic technology wireless remote control doorbell uses a wireless signal solution with strong anti-interference capability, the sensing distance can reach 1300 feet In the open environment
Used for homes, apartments, schools, villas, offices, warehouses, hotels, factories, hospitals, classroom, etc
Battery life 3 years -- Operating temperature range of -22 °F to 158 °F, IP55 dust and water protection
Can add SURFOU brand receiver and transmitter of the same model, You don't need to worry about anything, We provide after-sales support for all our products
