Corded Landline Desk Telephone For Home, Office Hotel, Rooms

[hands function] - choose hands calls according to your needs and adjust volume easily. [incoming call ringtone selection] - select no ringtone to avoid disturbances during important office calls. [adjustable sound volume] - easily adjust the speaker volume with a single or double button. [caller id] - automatically recognizes caller id with support for dtmf and fsk dual standard modes. [quality material] - made of high-quality abs material for durability and long service life.