http://www.amazon.in/TP-Link-TL-WN722N-150Mbps-Wireless-Adapter/dp/B002SZEOLG

• Input Type USB Adapter supported by ISPs such as 3G/4G sim card
• Wireless N speed up to 150Mbps makes it ideal for video streaming, online gaming and VoIP, high gain external antenna brings better performance than conventional internal antenna and easy wireless security encryption at a push of the WPS button
• Supports 64/128 WEP, WPA /WPA2/WPA-PSK/WPA2-PSK(TKIP/AES), supports IEEE 802.1X, detachable antennas allow for better alignment and stronger antenna upgrades

rs 659 @Linode.z
http://www.amazon.in/dp/B002SZEOLG/ref=gbdp_vlo_febcbc77_B002SZEOLG?_encoding=UTF8&smid=A14UQ4H17XUX90