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Feature

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;; It is easy to DIY; Super power-saving mode;
Certifications: All products passed CE, FCC, RoHS approval.

Description

Magicfly Portable Wireless Doorbell Chime Kit 1000-feet Range 52 Melodies, No Batteries Required for Receiver(2 Push Button+2 Door Chime) Black

Technical Specifications:

Equipment parameters: Performance index
Size :Receiver:80*27.5*87mm;Transmitter: 41*18*71mm
Net Weight: Receiver:105g; Transmitter: 35g
Color:White
Receiver Working Voltage: AC 110V-220V 50Hz/60Hz Transmitter Battery 12V 23A
Sound Volume Range: 25-110dB
Transmitter Power Consumption: less than 12V
Transmitter Working Voltage: no more than 12V
Working Frequency: 315/433MHZ +/- 2MHZ
Receiver Standby Current: less than 1.0mA
Doorbell Type: 1 to 1 AC/DC wireless doorbell
Lighting Mode: Ring down, constant light(Standard)/Ring down, flash/Ring down, don't light;
Packing size: 12*9.5*21cm
G.W.:0.4 KG

Package contents:

2 x Transmitter
4 x Receivers
2 x 12V23A battery(10g)
4 x screws
4 x plastic rings
2 x double-side sticker