Dear customer, When there might be a difference between the automatic generated specifications by the Ebay system, and the hand written/typed description, then please be aware that the only correct description is what's written by our selves here in the description. Specifications above might be slightly different. Thanks for your understanding. Excluding: Powersupply, cables, manuals & software etc Black model Key Features | | Product Description | Alcatel 4034 Advanced Digital System telephone | Product Type | Alcatel - Digital telephone | System compatibility | Alcatel OmniPCX 4400 pabx, 4200 pabx, OmniPCX pbx | Function keys | 24 programmable keys | Headset Port | No | Key Panel Port | No | Message Waiting | Yes - Message LED | Loudspeaker Function | Yes - Speakerphone with digital duplex | Hearing-aid compatible | No | Display | Large screen 2 x 40 character | Volume Controls | Volume buttons | Line Cord | Supplied | | | Power | Power via line | Comes as shown on picture, if something is not on the picture it's not included unless stated otherwise. |