ARRIS SURFboard SBG8300 DOCIS 3.1 Wireless Cable modem and Dual-Band Wi-Fi Router 1000656 - The Home Depot
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ARRIS SURFboard 24 x 8 DOCSIS 3.0 Voice Cable Modem with AC1750 Dual-Band Wi-Fi Router for Xfinity White SVG2482AC - Best Buy
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User manual Arris SURFboard SVG2482AC (English - 66 pages)