How much does this cost to the nearest dollar?

Grandstream IP Video Door System with IP Surveillance Camera and IP Intercom 720p
Built-in rfid chip reader for keyless entry sip video streaming options weatherproof metal casing and vandal resistant built-in hemispheric camera of 180 degrees built-in microphone and speaker. Built-in rfid chip reader for keyless entry Sip video streaming to nvrs, video intercom stations, IP phones or smart phones simultaneously Built with a metal casing to make it weatherproof and vandal resistant Built-in hemispheric camera allows for wall-to wall coverage Built-in rfid chip reader for keyless entry Built with a metal casing to make it weatherproof and vandal resistant Built-in hemispheric camera allows for wall-to wall coverage Dimensions 4 x 2 x 8 inches, Weight 2 pounds,

Price is $309.00
Price: $308.74