Product Overview: 2.4/5GHz Wi-Fi module Wireless network interface IEEE 802.11b/g/n Print wirelessly from laptop, mobile phone or tablet About this product: Print wirelessly from your laptop, mobile phone or table using the NC-9000w.Your local access network (LAN) is used to connect the devices for wireless printing. To install the optional dual band wireless module: The wireless module is optional for the HL-L9410CDN, HL-L9430CDN, MFC-L9610CDN, and MFC-L9630CDN. It's included standard with HL-L9470CDN, HL-EX470W, MFC-L9670CDN, and MFC-EX670W.