https://alexnld.com/product/sunhans-0305sh200774-2-4ghz-5-8ghz-4000mw-dual-band-indoor-wifi-signal-booster-au-plug/?hilite="EDUP 4W 802.11n/g/b 2.4Ghz Wifi Signal Booster Antenna Wireless WLAN Signal Amplifier WiFi Repeater"