Repeater mode: Wireless to wireless: After the repeater receives the wireless signal of the old wireless router, it retransmits a wireless signal to achieve the effect of amplifying and extending the coverage range. Compatible with all wireless routers (need to know the username and password of the wireless signal), the setting is very simple. The product comes with a manual. Mobile phones, computers, and tablets can all be set up, and all wireless devices can be used after setting up once. AP mode: Wired to wireless: After cable is connected to the computer, you can directly access the Internet without dialing, such as hotels, apartments, rental houses, offices, sharing broadband with neighbors, etc., just need to insert cable that has been connected to into port of the repeater, and you can convert the wired to wireless use. Plug and play, no need to set up. Wireless 300Mbps wireless transmission rate, wifi signal boost amplifier, fast speed, high efficiency, mini portable,simple and practical, drop-, heat-, flame-retardant, built-in power supply, easy to operate! 300Mbps Wireless-N WPS wireless repeater AP/relay two working modes Up to 300Mbps transmission rate Plug and play WPS one-key encryption button 300Mbps Wireless-N WPS wireless repeater Colour:Black Material:Metal + Plastic Package Contents: 1 x wireless repeater Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.