Electronic dingdong doorbell MRT205-161A

Post: 2021-07-13


Music doorbell


Product  Parameter;


Music doorbell



Rated voltage





Ivory white


Hotel,villa,residence etc

Product size



Standard Export Carton


One year



Note; Voltage and color can be customized


Product  Introduction;

(1)The doorbell is mainly composed of a single chip micro computer and a speaker

Control the doorbell through the push button switch ,make a ding dong sound ,inform the owner of the visitor soft, sweet, long-lasting sound, beautiful appearance and novel style , it can be widely used in hotel rooms, family rooms, etc.


The chip has 38 built-in music, and the user presses the music selection button to select his favorite music as the ringtone.


Connection wire method:

The two wire control is to connect the live wire to a push button switch, the neutral wire is directly connected to the power input port, and the play control port is not wired.


When the push button switch is pressed, and released again. Ding dong sound will stop automatically and can not ring continuously. Only when it is pressed, the ding dong sound will ring all the time.


Four-wire control :

Connect the live wire and neutral wire to the power input port

Then use two wires connect to the play control port, and the other end of the wire is connected to the push button switch.

When the push button switch is pressed, and released again,send music sound, until finished  (Four wire)

Input voltage: AC110V-240V


Scope : Study room,corridor,balcony ,kitchen,bathroom,warehouse etc

Voice character : Soft and pleasing to the ear, persistence


Our advantage:

1. Sample free charge but freight collect

2. Good quality & factory price and fast delivery

3. All products are all go through five checks before shipment

4. Any defective products or quality problem cause client’s loss,,it can be

Compensated in next order



Q1:How long for your products quality guarantee ?

A1: Our products are all guaranteed at least one year

Q2: What about the leading time ?

A2; Sample need 2-3 days ,mass production needs 20-25 days ,depend on order qty

Q3: What is the payment terms ?

 A3: Normally by TT / Western union / Money gram etc

Q4:Do you have any certification for products?

A4:CE,ROHS Certification and other certification can be done according to your demand

Q5:Can i print my logo in product?

A5: Yes, it can be print your logo by laser on product

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