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