Akuvox TFE E21A Main Body InWall vandal resistant

["Vandal-proof IP intercom station for security. Akuvox E21A is an outdoor-ready, SIP-compliant Voice over IP (VoIP) hands-free emergency call station for use in locations such as: parking garages, university campuses, medical centers, and industrial parks. Akuvox SmartPlus enables tenants to see and speak to visitors, open doors, monitor building entrances and issue virtual keys from their smartphones, simplifying building access management for property managers and owners. State-of-the-art smart door phones, an easy-to-use APP-SmartPlus mobile intercom and a powerful cloud-based management portal have been developed to provide an unparalleled building experience. You want to find out more about Akuvox Smart Plus. Then click here", "Two-way audio with echo cancellation function", "Complies with the SIP standard for easy integration into any SIP-capable telephone system", "Case Material: 316 Stainless Steel", "Button: 1 panic button; 1 reset button (on board)", "Input relay: 2 input relays for alarm", "Output relay: 2 output relays for door opener", "Waterproof and dustproof: IP65", "Installation: flush-mounted installation", "PoE (IEEE802.3af, powered over Ethernet)"]