what is a wifi extender

802.11n Wall Plug Wifi Booster , 2.4G 4G Router Wifi Extender

stable quality 1080p/60hz HSV373 HDMI WIFI extender 120m hdmi extender rj45 Wireless HD Transmitter&ReceHome Threater

H.264 Wireless HDMI Wifi Extender video and audio transmission

Stable 1200Mbps Dual Band WiFi Extender , 5dBi Antenna WiFi Network Repeaters

Wireless WiFi Repeater 300Mbps Wifi Extender Wifi Amplifier Long Range Repiter

5.8GHz 3D Full HD 1080P HDMI H.265 50M Wireless WIFI Extender With TCP / IP Protocol

USB WiFi Extender 300Mbps WiFi Repeater 802.11 B/G/N Signal Booster Amplifier COL-UE01

Home 300Mbps Wall Plug WIFI Extender 802.11b WIFI Repeater Booster

2.4 / 5.8g Dual Band 5dBi Magnetic Mount WiFi Extender Antenna For PC PCI Card

New Mini Wireless WIFI Repeater 300Mbps Wifi Extender Signal Long Range Amplifier 2.4G 10/100Mbps Wi-fi Booster Access P

Long Range 1200mbps 5g Wifi Booster Outdoor WiFi Extender Dual Band 2.4G 5GHz Wifi Repeater With Ethernet Port For Home

3GE AX1800 Wifi Extender Internet AC System Dual Band Wireless WiFi Router

DSP 37dBm Dual Band Wifi Extender 1800MHz WCDMA Digital Repeater

802.11ac USB Dual Band WiFi Module Long Range WiFi Extender With RTL8811CU Chip

15dbi 2.4 Ghz Outdoor Directional Antenna 2400 - 2500mhz , Yagi Directional Wifi Extender

High Power 37dbm Fibre Optic Wifi Extender 2G 3G 900MHZ 2100MHZ Signal Repeater

50W 40dB 300-450MHz 28V Strongest Wifi Extender For High Power Applications

Wireless Cameras Wifi Range Amplifier , Aluminum Shell Portable Wifi Amplifier

40MHz 2.4G 5.8G Drone Uav Fpv Dual Band WiFi Booster Mini Size 46g

DC5V Wifi RS232 Adapter Remote Config RS232 Wireless Extender 165Ft Transmit Distance