TP-Link AC750 Wireless Wi-Fi Gigabit Router (Archer C2) Supports 802.11ac standard - the next generation of Wi-Fi Simultaneous 2.4GHz 300Mbps and 5GHz 433Mbps connections for 733Mbps of total available bandwidth 2 detachable external antennas provide stable omnidirectional signal and superior wireless coverage Full gigabit ports ensure ultrafast data transfer speeds For trouble shooting steps please refer page no.2 in the below provided quick installation guide in product description (1st manual) Industry-leading 2-year warranty and unlimited technical support. Technical Support: +1 866 225 8139; Hotline en Franais: +1 855 987 5465. Supports 802.11ac standard - the next generation of Wi-Fi Simultaneous 2.4GHz 300Mbps and 5GHz 433Mbps connections for 733Mbps of total available bandwidth 2 detachable external antennas provide stable omnidirectional signal and superior wireless coverage Full gigabit ports ensure ultrafast data transfer speeds For trouble shooting steps please refer page no.2 in the below provided quick installation guide in product description (1st manual)