Linksys RE4100-N600 Pro Wi-Fi Range Extender Rs. 3599
http://www.amazon.in/dp/B00SSSCAZE/ref=gbdp_vlo_d820eb40_B00SSSCAZE?_encoding=UTF8&smid=AT95IG9ONZD7S

Wireless-N technology is compatible with all a/b/g/n devices
No need to modify router settings, works with all Wi-Fi routers, including those from service providers
Simultaneous dual bands - 2.4 and 5 GHz bands reduce traffic and maximize speed, up to 300mbps data transfer on each band
Cross-Band technology maximizes the simultaneous use of both bands for faster data transfer speeds
Spot Finder technology provides easy setup on any mobile device for optimal placement and performance with no CD required
Wi-Fi audio lets you connect a stereo system or audio speakers to the N600 Pro to wirelessly stream your favorite music from a smart device or computer
Wired Internet access for one device
QoS prioritizes bandwidth for smoother media streaming