Audio: Integrated microphone and loudspeaker, line-in/line-out, lip-synchronous audio and audio recording. Horizontal angle 90 ~15. Internal DVR: Slot for SD card (max. 16 GB). External storage: Directly on NAS and PC/Server without additional recording software. Alarms / events:  Events are triggered by integrated multi-window motion detection, external signal, temperature sensor, pre- and post-alarm images, notification via e-mail, FTP, telephony (VoIP, SIP), ISDN, visual/acoustic alarm or switching output. Accessories include: DevKit in protective housing; DevKit extension; sensor boards; sensor in aluminium block; CSVario lens.