YCZ Wireless Waterproof Remote Doorbell,Operating at over 500-feet Range with Over 50 Chimes,No Batteries Required for Receiver, Push Button with LED Indicator

the industry the most stable of the music chip loading 52 first and the rotating ring, let the doorbell sound more pleasant,

built-in sound stereo speakers,pleasant voice does not appear broken sound, current sound;
visitors music and ring size can be adjusted
precision electronic materials,combined with high-tech remote technology in the same situation, the product of the wireless distance can reach the industry's most distant 1000feet.
receive distance is the farthest, the strongest signal
Products Advantages:

¢ÙHousing: Designed by top fashion master to meet the market
¢ÚDistance: The wireless distance achieve 280-300 meters, better materials keep stable transmitting range;
¢ÛStability: Guarantee quality. Products adopt excellent inner materials that keeps itself from getting higher temperature & interference;
¢ÜCertifications: All products passed CE, FCC, RoHS approval

Specifications:
Voltage of plug-in Receiver: AC110V(US)/AC220V(EU,UK,AU)
Voltage of battery type receiver: DC4.5V(3*1.5V AAA batteries)
Power consumption of receiver: £¼0.5W
Rating of waterproof: IP44
Battery in button: 12V 23A alkaline battery
Working range: Over 900 feet in open air
Selectable ring tone: 52 pieces
Volume range: 30-110dB 4 levels
Expandable(Yes or No): Yes
Working frequency: 433.92 MHz¡À280KHz
Working temperature: -30¡æ`-70¡æ

Package Includes£º

1 x Push Button (Transmitter)
2x Plugin Chime (Receiver)
2 x Screws
1 x Double-Sided Adhesive Tape
1 x 12V A23 Alkaline battery for transmitter
1 x User Manual