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Model No.: DB475
Specification:
Wireless downloadable doorbell
Readable tune format: MP3 file
Built-in sound: 32 polyphonic sounds
Readable cards: SD and MMC card
Operating range up to 100 meters on open air
Transmitter with waterproof IP44 and LED bulb
1 x 12V A23 battery for transmitter (included)
3 x 1.5V AA batteries for receiver (not included)
Optional accessories: 128MB SD card, USB cable, CD with software and user's manuals
Certification:
