Yiroka A-290D User manual

Model no.:A-290D
Installation
1. Open the package，take out the remote control
2. Open the remote control cover and remote the battery insulating film in order to ensure work
properly
3. Tear up one side of the double sided adhesive sticker and paste it to the underside of the remote
control
4. Tear the other side of the double sided adhesive sticker
5. Choose a good place and paste it up, then pressed a little to ensure the remote control solidly
6. The door bell operate with 3 AAA batteries (not included)
Using Manual:
1. After you place the battery in transmitter and receiver ,push the transmitter button ,when the
receiver ring ,it means workable .
2. In the size of the cover ,there are two button , one is for Adjusting volume ,the other is for
choose music ,total include 48 pcs music and 4 grade volume adjusting.
Specification
1. Wireless ,no cabling needed .
2. With “editing coding “to prevent interference
3. 100 meter range
4. 48 selectable musical tones
5. 4 volume levels
6. Waterproof range IP44
7. Low power consumption for long battery life
8. Transmitter operated by one 12V 23A battery(included)
Technical Parameter
1. Volume:50-80dB
2. Working frequency: 433.92MHz
3. Power consumption of transmitter:<10mw
4. Power consumption of doorbell: <1.5mA
Attention
1. Must be used with alkaline battery
2. Please do not open PCB or repair it without professional guide in order to avoid breakdown of
components
3. Please make sure it is not exposed to the sun and rain for a long time or closed to the metallic
object
4. Please pull out the battery insulating film before use
5. Operating range may be affected by environmental factors and nearby interference sources
6. The battery（battery or batteries or battery pack）shall not be exposed to excessive heat such

as sunshine, fire or the like
changes or modifications not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause
harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
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. However, there is
no guarantee that interference will not occur in a particular installation.
If this equipment does cause harmful interference to radio or television reception, which can
be determined by turning the equipment off and on, the user is encouraged to try to correct
the interference by one or more of the following measures:
-- Reorient or relocate the receiving antenna.
-- Increase the separation between the equipment and receiver.
-- Connect the equipment into an outlet on a circuit different from that to which the receiver
is connected.
-- Consult the dealer or an experienced radio/TV technician for help.