HP / I5 / 4 GIG RAM / USED UNIT WITH A 6 MONTH WARRANTY MODEL : RLT8723BE Specification Details Wi-Fi 802.11 b/g/n Wi-Fi band 2.4 GHz only Wi-Fi type 1×1 Maximum Wi-Fi speed Up to 150 Mbps Bluetooth Bluetooth 4.0 Interface Internal notebook WLAN module 5 GHz Wi-Fi No Dual-band No