Features:
1) AC digital remote controlled doorbell
2) DC digital remote controlled doorbell
3) 6 pieces of music 
4) Double clink sounds + Alice + Westminster
5) Double clink sounds + Welcome (in English) + Welcome (in Arabic)
6) Duel-purpose switch for open / concealed installation

Inner packing:
Suction plastic

Outer packing:
40pcs/ctn
Carton dimensions: 55.5 x 34.5 x 31cm
G.W.: 11kg