Channel Master CM-7500XWF DVR+ USB Wi-Fi Adapter Wireless Network Internet

The USB WiFi Adapter provides wireless Internet connectivity for the DVR+. This is a perfect solution if you are unable to run a direct Ethernet cable to the DVR+, or if you simply prefer a wireless connection. (Only this Wi-Fi adapter has been tested and certified to work with the DVR+)

Electrical Specifications
Interface: USB 2.0
Frequency: 2.4GHz
Speed: Up to 300 mbps
Supports: CM7500GB16, CM7500TB1