New design DC industrial wireless door ring products - UN-B5-C3

New design DC industrial wireless door ring products

Instructions:

1.Door bell model: UN-B5-C3 can use DC supply: two or three batteries.

2.35different songs/ signals can be chosen via a small botton on the bell unit.

3.Volume of song/ signals can be adjusted.

4.Remote switch is battery operated and needs replacing after about 1 year or usage.

5.Operating range is about 100m. ( from switch to doorbell )

6.Install :emote switch at the location desired by means of screws or adhesive tape.

7.Easy to do it yourself. No need for wiring.

8.More efficiency and stable operation by the use of SMT technology.

35 different songs/signals can be chosen:

1. Ding Dong, Ding Dong

2. Dest Minister

3. Ding Dong + Hello

4. Ding Dong + How are you and please open the door

5. Ding Dong + Arabia greeting words

6. Cuckoo

7. My old kentucky home

8. Rhythm of the rain

9. Island of Capri

10. It's a small world

11. Serenade ( Hayden)

12. Rondo alla Turca

13. OH! Susanna

14. Hong Cai sister

15. Frosty the snowman

16. The jasmine flower

17. Sakura Song

18. Lullaby (Dvorak)

19. Lullaby (Brahms)

20. Memorry

21. Minuet (Bach)

22. The yellow rose and texas

23. For Alice

24~34. Arabia Music

35. Alarm Di Di (20sec)

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