2-Wire HD Interface for Power Supply and Network Access; Access Control Function, Noise Suppression and Echo Cancellation, H.264 Video Compression, low Illumination, Tampering Alarm, 133° Wide View Camera with IR Supplement Lights, WDR, omnidirectional Microphone, built-in Speaker, 2 Alarm Inputs, 2 Relays, max. 30 VDC / 2 A Power Output for Lock Control, 1 Tamper, Wi-Fi AP Mode for Configuration, 0-2 Physical Buttons for flexible Adjustment, IP65, IK08, easy to mount and extend, supports only 7xxxEY Series 2-Wire HD Intercom Components and many Modular Intercom Sub-Modules and Frames