Apartment Use

QH-871A


Description:

 

*1 million sets of auto-learning codes to avoid interference                                                                           
*IP44 waterproof transmitter                                                       
*36 polyphonic melodies

*100M transmitting distance



Specification:

 

FREQUENCY

433.92MHz+100KHz

MODULATION TYPE

ASK

RING VOLUME

>80dB(WITHIN 0.5M)

RECEPTION SENSITIVITY

>-100dBm

POWER SUPPLY(TRANSMITTER)

1×DC3V CR2032(INCLUDED)

POWER SUPPLY(RECEIVER)

3×DC1.5V AAA(NOT INCLUDED)

TRANSMITTING CURRENT

<15mA

OPERATING RANGE

100M(IN THE OPEN AIR)

SOUND OPTIONS

36 POLYPHONIC MELODIES