Features:• 7" TFT Capacitive touch screen, 1024x600• IPC surveillance• 6ch wired alarm integration, 8ch wireless alarm integration (Only support 433MHZ)• Micro SD card optional, max 32GB• Record & Snapshot(SD card needed)Technical Specifications:System• Main Processor Embedded Micro Processor• Operation System Embedded LINUX OSVideo• Video Compression H.264Audio• Audio Compression G.711• Audio Input All-direction Microphone• Audio Output Built-in Loudspeaker• Bidirectional Talk Support Dual-way Bidirectional talkDisplay• LCD Screen 7" 1024x600Operation Mode• Input Touch buttons and capacitive screenInterface• Wired Zones 6 on-board zones• Wireless Zones 8 wireless zones• Alarm Out 1• RS485 1Network• Wi-Fi IEEE802.11b/g/n• Ethernet 10M/100Mbps Self-adaptive• Network Protocol TCP/IPGeneral• Memory Slot Micro SD, Max 32GB• Installation Surface• Power DC 12V, PoE(802.3af)• Power Consumption Work ?7W• Working Temperature ?10°C to +55°C• Relative Humidity 10%RH–90%RH• Dimensions 215.0mm×140.0mm×21.0mm• Weight 0.8kg