- Audio and keypad solution in one box - Pure IP environment - PoE (Power over Ethernet) or 12V DC external power source - High quality audio (codec G.711, G.729) - Remote control and administration for your convenience and mobility - Simple installation and integration with any SIP based 3rd party devices - Weather resistance ? Marine Grade Steel case with IP 53 cover - Variety of models and accessories that fits all customer requirements - Convenient way to monitor and control entry of visitors remotely - Representative look - Easy setup and maintenanc