Like new/opened box. Never been used. Purchased a couple modem and router systems to cover 3500 sq. ft. house and we ended up having to buy a system with several child nodes in order for us to get signal across the house. ARRIS Surfboard (8x4) Docsis 3.0 Cable Modem Plus AC1600 Dual Band Wi-Fi Router, Certified for Comcast Xfinity, Spectrum, Cox & More (SBG6700AC). A lightning-fast Internet speeds like no other. The model SBG6700-AC is 3 products in 1: a DOCSIS 3.0 Cable Modem, Dual-Band Concurrent 802.11ac Wi-Fi Access Point and 2-Port Gigabit Ethernet Router. With download speeds up to 343 Mbps and Wi-Fi speeds up to 1600 Mbps your gaming and video streaming just got better! Beamforming technology provides maximum Wi-Fi coverage and performance. Never get charged for rental fees again from you cable and internet provided. Also features the following: - DOCSIS 3.0 Cable Modem - Download speeds up to 343 Mbps - 8 download & 4 upload channels - 2, Gigabit Ethernet Ports – 10/100/1000 Mbps - 2.4/5.0 Ghz Dual-band concurrent -802.11ac W-Fi speeds up to 1600 Mbps - Supports IPv4 and IPv6 – the latest Internet standard - Wi-Fi beamforming – max coverage & performance - Compatible with major U.S. Cable Providers - Guest setup - WiFi security built into unit Still in original box. Excellent, untouched and unused condition. Retail: $119.99 (currently on sale for $99.99).