Table 16. AudioFeature SpecificationController Intel High Definition Audio with Waves MaxxAudio3Speaker single 8-ohms speakers in both the left and right speakerassembly (5 W average per channel)Internal speaker amplifier up to 15 W per channelInternal microphone support dual digital microphoneVolume controls Volume up/down buttons, program menus, and keyboard media-control keysTable 17. CommunicationsFeature SpecificationNetwork adapter 10/100/1000 Mbps Ethernet LAN on system boardWireless • half mini-card (Wi-Fi b/g/n supporting Wi-Fi display)• combo half mini-card (Bluetooth 4.0 and Wi-Fi b/g/nsupporting Wi-Fi display)Table 18. CardsFeature SpecificationMini PCI Express oneTable 19. DisplaysFeature SpecificationType 23-inch full-HD WLEDMaximum resolution 1920 x 1080Refresh rate 60 HzOperating angle 170° (horizontal) / 160° (vertical)Pixel pitch 0.2652 mmControls on-screen controlsTable 20. DrivesFeature SpecificationHard drive one 3.5-inch SATA drive or one 2.5-inch SATA drive with anadapter bracketOptical drive (optional) one DVD-ROM, DVD+/- RW or combo Blu-ray writer60