Описание товара на английском языке:
- It is suitable for dwelling house, tier building, multiple apartments, hotel, factory, hospital or any other places.
- Volume control/LED indicator.
- Melody selection, choice of 52 tunes.
- This unit comes with a code learning functions, which allows you to expand your unit with more touch buttons or door chimes.
- Touch button battery: 23A 12V (included)
- Chime batteries: 3 x AA 1.5V (not included)
- Volume: 90-110 dB
- Number of melody: 52
- Range up to 150m (in open space)