1,Tone/Pulse
2,Flash Function
3,Redial
4,Mute
5,Desk & Wall Mountable
6,Anti Lightening / Electro Interaction
7,Water proofing / Damp Proofing/Dust Proofing
8,With double "SOS" turn function keys (dial-up handle, telephones base are equipped with a "SOS"function keys), the maximum for the hotel guests, service function value
9,Enable one-time key connect, protection to both the SOS keys, are not guest hotel management according to and cause confusion, and convenient unnecessary panic really needs guests used correctly. Suppliers with convenient hotel management spare change stickers