To resolve your issue as quickly as possible, we recommend the following steps: 1. Search our technical documentation. You can use the search box on our general Support page or in the Source. Well to start off EM7455 comes under CAT-6 category whereas EM7355 CAT-3 from which EM7455 can have a download speed of 300Mbps. And also chances are there for voice support in future firmware upgrade in EM7455. For quick comaprison go through AirPrime EM7455 vs AirPrime EM735 . I hope the above information helped you.
Intel 802.11ac der fünften Generation. Schnellere Geschwindigkeit, bessere Deckkraft, größere Kapazität: 802.11ac, 2x2, Dual-Band 160 MHz, MU-MIMO