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Auto-learning Code Wireless Door Chime
Accessories List:
● 1 x Receiver
● 1 x User Manual
● 1 x 3 volts CR2032 battery for transmitter
Technical Specification:
● Frequency: 433.92MHz+100KHz
● Modulation Type: ASK
● Ring Volume:＞85dB(within 0.5m)
● Channel space: 1 million sets of auto-learning codes
● Receiver bandwidth: ±90KHz
● Reception Sensitivity:＞-105dBm
● Transmitter Power:＜10mW
● Power consumption(Receiver): standby:＜0.3W
● Power consumption(Transmitter): standby:＜5uA working:＜10mA
● Power Supply(Receiver): AC110-240V
● Power Supply(Transmitter): DC 3V (1x CR2032)
● Operating Range:＞150m (in the open air)
Names for Parts:
Receiver
Instruction Manual
Model No.: QH-858AK
Volume Button
Melody Selector
Sound-and-Flash
Switch Button
LED Indicator
Auto-learning
Code button
● 1 x Transmitter
● 1 x Double-sided adhesive
Push Button
Nameplate Cover
1
Transmitter
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Table of Contents
Summary of Contents for Qiaohua QH-858AK
- Page 1 Instruction Manual Auto-learning Code Wireless Door Chime Model No.: QH-858AK Accessories List: ● 1 x Receiver ● 1 x Transmitter ● 1 x User Manual ● 1 x Double-sided adhesive ● 1 x 3 volts CR2032 battery for transmitter Technical Specification: ●...
- Page 2 Battery Installation (Transmitter): ● Open the Transmitter by pushing in the interface located at the bottom with a flat screw driver. ● Place the CR2032 battery (included). CR2032 3V Lithium Battery Important Note: ● If you do not plan to use the device for a long time, such as at a vacation, please remove the battery from Transmitter, then put them in a safe place.
- Page 3 Import note: Please test the operating rang between the Receiver and Transmitter. The operating range is 150M (in the open air) , but this distance may be less due to walls or obstructions such as Metal or UVPC door frames can also reduce the operating range. Functions Instruction 1.
- Page 4 Federal Communication Commission Interference Statement This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications.
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