Preprogrammed CSP Wifi units. The new addition of a USB wire is to connect a computer (desktop, laptop)for power, no need extra power adapter. It can be used for any wireless network product, such as wireless router, IP camera. Device compliance with IEEE 802.11B/G compliant and Supports SSID broadcast with Frequency: 2.4Ghz. Small and light weight, easy to hand on the wall. Safe external, Standard RJ45 ethernet connect, can be used for any IP access no need driver. High stability and excellent transmission performance of wireless network to make sure the IP monitoring solutions to the perfect implementations.