Features: 1. It can be placed on the desktop or wall. 2. With flash function and call mute function. 3. Powered by telephone line, no battery required. Simple and convenient, energy saving and environmental protection. 4. No caller ID display. 5. Exquisite and compact, does not occupy much space. 6. With last number redial function. Specification: Power supply: telephone line power supply, no external power supply required Telephone line interface: RJ45 (6P2C) Placement: support wall hanging and place on the desktop Size: about 18 x 9 x 6cm/7.09 x 3.54 x 2.36in Caller ID: No Number storage: No Color: Blue, White, Red(optional) Package List: 1 * Telephone 1 * Telephone Line 1 * English Manual Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. Powered by telephone line, no battery required Energy saving and environmentally friendly Features flash function and call mute function Last number redial function for convenience Can be placed on desktop or mounted on the wall