【No Wiring Required】Easy installation. 4.3-inch LCD intercom. Image saving function (Max 50 images) allows you to check visitors even when you're away. Recording function available with MicroSD card (sold separately). 【Security Measures】Also useful for security. You can check visitors even at night. Notifies you with a monitor screen display and notification sound. 【Wireless Two-Way Communication】The receiver (monitor) is notified by a call sound from the transmitter (camera) in a remote location. Wireless two-way communication is possible. 【Night Vision Function & 170-Degree Ultra-Wide Angle Lens】The door chime is equipped with a 170-degree ultra-wide angle lens, allowing you to check visitors with a wide field of view. You can check angles that you might miss in real-time, eliminating blind spots. Especially recommended for women living alone. Furthermore, it has a night vision function that allows you to clearly see visitors' faces even in dark environments. 【Installable in Various Locations】This doorbell comes with mounting brackets and double-sided tape, so there are three installation methods: tabletop, wall mounting, and double-sided tape. The monitor main unit also has a stand, so you can install it at the entrance, hang it on the wall, or place it on the living room table, allowing you to install it in your favorite location according to the user and scene. The entrance unit can be attached directly (screws can also be used), so it is recommended for those living in rental properties. Accessories: Mounting bracket, mounting frame, wall mounting screws, wall mounting anchors, double-sided tape, charging cable, instruction manual. *Please use a microSD card of 8~32GB, Class 10. Intercom Wireless No Wiring Required Video Doorphone Doorphone