wireless repeater
device that takes an existing signal from a wireless router or wireless access point and rebroadcasts it to create a second network
en-GB/ˈwaɪəlɪs ɹɪˈpiːtə/
en-US/ˈwaɪəlɛs ɹɪˈpidɚ/
device that takes an existing signal from a wireless router or wireless access point and rebroadcasts it to create a second network