TP-Link 150Mbps High Gain Wi-Fi USB Adapter (TL-WN722N) mouse AA batteries required (best with

AA batteries required (best with Polaroid AA batteries)

Water and dust resistant (IP67) and vandal resistant (IK10)

such as PCs

Hikvision  2-Wire Analog Intercom Kit (DS-KIS101-P/Flush) has 2-Wire plug & play

Media Converters to provide high speed and stability

TP-Link 150Mbps High Gain Wi-Fi USB Adapter (TL-WN722N) mouse AA batteries required (best withTP Link 150Mbps High Gain Wi Fi USB Adapter (TL WN722N) has Exceptional wireless speed up to 150Mbps brings best experience for video streaming or internet calls, easy wireless security encryption at a push of the WPS button , 4dBi detachable antenna, remarkably strengthen signal power of the USB adapter.