What is the fine-grained topic of the following text: TRENDnet’s AC3000 Tri-Band Wireless Gigabit Dual-WAN VPN SMB Router, model TEW-829DRU, features three concurrent WiFi bands to maximize device networking speeds: two separate high performance 802.11ac networks (5GHz1: 1733Mbps / 5GHz2: 867Mbps), and a 400Mbps Wireless N network. Only return the topic.
TRENDnet’s AC3000 Tri-Band Wireless Gigabit Dual-WAN VPN SMB Router features and specifications