External Wireless Projector Adapter-wi-fi Ieee 802.11 A/b/g & Ethernet, Receiver Product Type - Wireless Projector Adapter Bandwidth - 802.11a---GHz , 802.11 b/g---2.4 GHz Transmission rate - 802.11 a/g---up to 54 Mbps , 802.11b---up to 11 Mbps Antenna---2.4 to 2.4835, 5.15 to 5.25, 5.725 to 5.825 GHz Operation temperature - 32F to 104 F