-Super-luxuriously apperance design,PC fire resistant and insulting material ,atttractive and durable .

-Metal frame with optional finish of color, noble and gentle.

-Particular luminescent backlight control keys ensure the customer to operate clearly and easily in any light enviornment

-Luminous LED indicator complies  with trend and can identify easily at night

-Suitable for guestroom automation systerm ,guestroom data management systerm ,to facilitate the guestroom management.

-Paticurlar sounding master part spreads melody "Ding Dong ".