Power supply: telephone line power supply, no external power supply requiredSupport redial of the last number, no display, with MutePauseHoldResetFlashRedial functions.It can be both put on the table and hung , small size, easy to carry.Adopt high quality ABS material for durability, convenient and easy to use.Reliable to use, long service life, not easy to damage, and you can use for a long time.Specification:Placement: support wall hanging and place on the desktopSize: about 21.5 x 6.8 x 6cmMaterial: ABScolour: whitePackage Contents:1 x landline phone1 x telephone lineOnly 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 +13cm.