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MP3 wireless doorbells QH-844A

Location:
Shenzhen, China ( Mainland)
Status:
New
Sample Availibility:
yes
Payment Terms:
Cash, Bank Transfer, Letter of Credit, T/T, L/C
Categories:
Home > Construction & Real Estate > Doorbells

Product Description

MP3 wireless door chime QH-844A

*MP3 player, music can be provided by customers;

*16 melodies for your selection;

*support SD card;

*200 meters;

*piano surface finishing;

*1 million sets of auto-learning code to avoid interference;

*transmitter with nameplate,IP44 waterproof;

*battery operated-(receiver): 3 x 1.5V AA, (sender): 1 x 3V CR2032.

Model No.

QH-844A

Frequency

433.92MHz

Modulation type

ASK

Ring volume

16 levels adjustable

Reception sensitivity

≥-85dBm

Power supply
(transmitter)

DC3V(CR2032 battery)

Power supply
(receiver)

DC4.5V
(3×AA batteries)

Transmitting power

≤10mW

Power
consumption

Standby current <700uA;
Working current <150mA

Operating range

200M(the open air)

Sound options

16 polyphonic melodies



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Contact Information

Company:
 Shenzhen Qiaohua Industries Limited
Phone Number:
  86-755- 3321 0566
Fax Number:
 86-755-3321 0560
 
Shenzhen Qiaohua Industries Limited
 Guangdong , China FREE
 

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