JOHNYSTAR has been producing and processing various electronic commodities in large quantities for a long time.

Js-2390 wireless doorbell, 36 sound selection, stable and reliable quality, durable, low price and reasonable price;

Operating voltage: the doorbell is 4.5v dc; Hand-held remote control DC12V (23A battery); Loudspeaker volume: no more than 75 decibels; Remote control distance: 50-100 meters; 433MHZ sound surface oscillator; Adopt CMOS process to manufacture IC;

Product features: high quality music IC, high quality moving-coil horn, pleasant sound, melodious music. The introduction of high precision testing equipment debugging production in the United States, coupled with strict quality management, to ensure excellent product quality. Advanced technology, exquisite craft, fine cut, excellent function, music beautiful. Installation is simple, do not destroy the beautiful effect that the bedroom decorates. Remote control distance up to 80 meters (open ground). The family USES normally because of partition wall partition, distance is about 20-30 meters. The transmitter USES a 12V battery, which can last (20 times a day) for a year.

Instructions:

The transmitter is loaded with a 23A12V battery and attached to the door (with double-sided tape, but not directly to the metal security door, which can be tilted to the side wall). The receiver is at home and can be used with two AA1.5 batteries. Next to the receiver is the sound selection key, which can be pressed to select sound. Once the transmitter is pressed on the door, the home receiver receives the signal and the bell rings. It is a very economical and practical doorbell.

Product principle:

Wireless transmitting and receiving signals, analog.

Functional parameters:

Transmitter: 23A12V

Receiver: AA1.5*2(no.5 battery)

Ringtone: 36 chords music

Notes:

1The transmitting plate should not be too close to metal objects to avoid affecting the distance of remote control.

2Use high quality alkaline batteries.

3After using for a period of time, if the battery cannot work normally, please check the battery power.

4, avoid installing this product in the sun and rain, so as not to affect the distance of remote control.

5Please do not open it at will to ensure safety.

60 pieces/piece means:60*45*52cm Gw: 13.5 KGS nw: 12.5 KGS ；

According to the requirements of customers to do personalized word printing or packaging, is the best marketing and advertising gifts to give the best choice

Welcome foreign businessmen to purchase in large quantities!