The design of smart classroom for modern college English teaching under Internet of Things | PLOS ONE
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Alfa Long-Range Dual-Band AC1200 Wireless USB 3.0 Wi-Fi Adapter w/2x 5dBi External Antennas – 2.4GHz 300Mbps/5GHz 867Mbps – 802.11ac & A, B, G, N
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Amazon.com: D-Link WiFi Router AC1200 Smart Dual Band Gigabit MU-MIMO Wide Coverage Easy Setup Parental Controls (DIR-842), Black (Discontinued by Manufacturer) : Electronics
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