DV477W2 - Doorbell ELRO - Free user manual and instructions
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| Product Type | Wireless Doorbell |
| Brand | ELRO |
| Model | DV477W2 |
| Dimensions (approx.) | 8 x 8 x 3 cm (3.1 x 3.1 x 1.2 inches) |
| Weight (approx.) | 150 g (5.3 oz) |
| Power Source | 2 x AA batteries (not included) |
| Number of Melodies | 30 |
| Volume Control | Adjustable (4 levels) |
| LED Indicator | Yes, flashes on ring |
| Waterproof Rating | IP44 (splashproof) |
| Range (open area) | Up to 150 m (492 ft) |
| Frequency | 433 MHz |
| Number of Receivers | 1 (can pair up to 2) |
| Maintenance | Clean with dry cloth; avoid harsh chemicals |
| Security Features | Anti-tamper code (DIP switches) |
| Spare Parts | Batteries only |
| Repairability | Not user-serviceable; contact ELRO support |
| General Notes | Includes push button and chime unit; manual in PDF |
Frequently Asked Questions - DV477W2 ELRO
How do I pair the push button with the chime receiver?
Insert batteries in both units. Press and hold the VOLUME button on the receiver for 3 seconds, then press the push button. The LED will flash to confirm pairing.
What type of batteries does the doorbell use?
The push button uses a 2 x AA battery (not included). The chime receiver uses 2 x AA batteries as well.
Is the doorbell waterproof?
The push button has an IP44 rating, meaning it is splashproof and suitable for outdoor use under eaves. It is not fully submersible.
How do I change the ringtone?
Press the MELODY button on the receiver to cycle through 30 built-in tunes. The current melody will play briefly.
What is the maximum range?
The operational range is up to 150 meters in open space. Walls and obstacles may reduce the range.
Can I add more than one push button?
Yes, the receiver can pair with up to 2 push buttons. Each button can have a different melody assigned.
How do I adjust the volume?
Press the VOLUME button to cycle through 4 levels: silent, low, medium, and high. A beep indicates the current level.
Why is my doorbell not working?
Check batteries and ensure they are installed correctly. Re-pair the units if the LED does not flash. Also verify the range is not exceeded.
How do I reset the doorbell to factory settings?
Remove batteries from both units, wait 10 seconds, reinsert batteries, and repeat the pairing process. This clears all previous pairings.
Is the doorbell compatible with other ELRO models?
This model uses a standard 433 MHz frequency. It may be compatible with other ELRO receivers or push buttons that operate on the same frequency, but testing is recommended.
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USER MANUAL DV477W2 ELRO
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Product information
Brand : ELRO
Model : DV477W2
Category : Doorbell