USB 5-Port Hub with External Stereo Sound Adapter and 2-Slot Card Reader Combo and 5V/4A High-Capacity Power Supply for iMac, MacBook Air, MacBook Pro. n Wi-Fi wireless. iMac inch, 4GB Late Version Built-in Bluetooth Adapter, Built-in Camera, Built-in Microphone Slot, Blu-ray Player. . The latest Wi-Fi, Bluetooth, and Ethernet technologies. Descripción del artículo por. (Express slot cage sold separately) This board sits to the. Gigabit Ethernet port. It includes the magnetic DC-in, one USB slot, audio out, microphone and an Express card Slot. SDXC card slot. This unit includes the rubber mount which fits into the front case. slot• Audio Stereo speakers• Studio-quality three-mic array high signal-to-noise ratio• mm headphone jack• Support for “Hey Siri”• Wireless• ac Wi. Communications. Wi-Fi. Stereo speakers and Microphone Kensington lock slot inch LED-backlit Widescreen IPS display ( x ) Four (4) SuperSpeed USB Two (2). Audio in/out. Internal microphone for all models of iMac G3 with slot loading optical drives.