(2-Pack) Portable Wireless Voice Intercom, Indoor Doorbell, Home Security System, Indoor/Outdoor Intercom

[Occasional Uses] Residences, factories, hotels, hospitals, tea rooms, shops, and public places. [Operating Principle] When it is necessary to press the outdoor unit first: a. If the indoor unit does not press the intercom button, it will continue to ring. b. Only after pressing the intercom button on the indoor unit will you be able to make an intercom call. [Features:] 1. The operating frequency of this product complies with national regulations, does not produce harmful electromagnetic interference, and is universally applicable. 2. The outdoor unit's battery is easy to install and remove. It operates on 4 AA batteries, and the indoor unit uses a USB plug. 3. The outdoor unit has a long operating time, and the four batteries can last for more than six months. 4. The speaker is loud, the volume can be adjusted, and the ringtone can be changed. The intercom has clear sound quality and can be used as a mobile intercom. 5. Long working range; the maximum open distance is 300 meters. 6. Easy to install; simply stick it directly to the wall with 3M adhesive. 7. By learning the code, one outdoor unit can support multiple indoor units without interfering with each other or changing codes. 8. Exquisite, compact, beautiful, and high-quality. Size: 100 x 60 x 14.8 mm

Door Unit:

[Voltage Range] Powered by one AA battery

Operating Temperature] -20-55 degrees Celsius

Transmission Distance] 300 meters in open space

Operating Frequency: 467.6375 MHz

Working Hours] More than six months

Waterproof Rating] No waterproof function

Indoor Unit:

Voltage Range: USB powered

Operating Temperature] -20-55 degrees Celsius

Transmission Distance] Obstacles 50-100 meters

Operating Frequency: 467.6375 MHz

Working Hours [Operating time] 48 hours

Waterproof rating] No waterproof function

Installation notes

Door unit:

1. Remove the battery cover

2. Install 4 AA batteries in the direction shown in the image above.

3. Close the battery cover

4. Press the intercom button. If the button indicator light is on, the unit is working correctly. If the button indicator light does not light up, the battery is not installed correctly.

5. Tighten the screws

Indoor unit:

1. Turn the power switch to the ON position

2. Press the intercom button and a beep will sound, indicating that the machine is functioning normally.

Coding:

First, press and hold the indoor unit while turning on the power switch for 5 seconds, then release. The button's indicator light will flash rapidly and enter code matching mode. Then, press the outdoor unit several times.

When the indoor unit's button flashes rapidly and then turns off, this indicates that the code matching is successful.

The coding method for N indoor units is the same.

Low Battery Reminder

: Outdoor door operator - the button's indicator light will flash slowly. Please replace the battery immediately.

Indoor unit: The button's indicator light will flash slowly.

Please charge for a reasonable time.

It is recommended to keep the indoor unit charged after use.

Installation method

Installation method for double-sided adhesive sponge

Product list: 1x outdoor unit 1x indoor unit 1x screwdriver 1x instruction manual 1x double-sided adhesive tape 1x charging cable