New and high quality, Supports callback function and one-key playback function, as well as noise reduction and anti-fog functions, which are more efficient and safe. You can use it with confidence. The extension phone has FSK/DTMF standard caller, so you will not miss important information. The caller is clearly displayed, which makes it more convenient for you to use in office and home. This wall-mounted phone is made of high-quality materials, durable, long service life, complete functions, superior performances, crystal buttons are not easy to fade, and sensitive. This small telephone can be placed on a table or mounted on a wall, you can put it perfectly on a console table in your living room, or if you want to keep the house simply wall mount for a cleaner and nice look. Does not need to be plugged into the mains, and does not need battery, all you need to do to have it work is to connect it to your landline using the lines leads provided with the phones. Colour: Black Material: ABS Package Contents: 1 x Telephone landline Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.