Are you looking for a professional, yet affordable voice intercom doorbell? Are you in search of a sturdy, trustworthy tool that can do multiple jobs at once? If yes, look no further Our professional voice intercom doorbell must meet you needs. It is one of the best choices for you. Features - Color: As shown. - Size: 11 x 5.4 x 2 cm. - Material: Plastic. - Wireless voice doorbell, talk with visitor via two-way voice intercom,know who visit your home, speak to them and let them know Im coming, please wait. - Low power consumption, long standby time for outdoor-bell up to 4 months. - Big and adjustable speaker, clear voice, can be used as mobile interphone. - Long wireless distance up to 200M -Strong and stable signal transmission in big house, cover range up to 200Mwithout any obstacle, any block). It is super convenient to answer the doorbell of the visitor at any distance in your room. - Exquisite, small, beautiful, and high grade.