Identify the ports on your Mac

If you're not sure which port to use with your external display, hard drive, camera, printer, iPhone, iPad, or other device, the port shapes and symbols in this guide should help. 

Your Mac might have one or more of the ports shown in the following examples. Port information is also available in the specifications for your Mac: choose Apple () menu > About This Mac, click Support, then click Specifications. Or check your Mac user guide.

 


MacBook Pro from 2016 and later has two Thunderbolt 3 (USB-C) ports on each side

 

 
MacBook from 2015 and later has one USB-C port on the left side; MacBook Air (Retina, 13-inch, 2018) has two

 


MacBook Pro (Retina, 15-inch, Mid 2015) has power, two Thunderbolt 2, USB-A, and Audio-out on the left side

 


MacBook Pro (Retina, 15-inch, Mid 2015) has SD card slot, HDMI, and USB-A on the right side

 


iMac (21.5-inch, 2017) has Audio-in, SD card slot, four USB-A, two Thunderbolt 3 (USB-C), and Ethernet

Thunderbolt 3 (USB-C)

Use Thunderbolt 3 (USB-C)  with displays and other devices that connect using a Thunderbolt 3 (USB-C) cable or USB-C cable. You can also connect a USB-C power adapter and cable to charge your notebook computer. If you have a device that doesn't connect to this port, you might be able to use an adapter to connect it.

These Mac models have Thunderbolt 3 (USB-C) ports:

  • iMac Pro
  • iMac models from 2017
  • Mac mini (2018)
  • MacBook Pro models from 2016 or later
  • MacBook Air (Retina, 13-inch, 2018)
       

USB-C

Use USB-C  with displays and other devices that connect using a USB-C cable. You can also connect a USB-C power adapter and cable to charge your notebook computer. If you have a device that doesn't connect to this port, you might be able to use an adapter to connect it.

MacBook models from 2015 and later have a USB-C port. This port doesn't support Thunderbolt devices.
   

USB-A

Use USB-A  with devices that connect using a USB cable. USB ports are sometimes known by the USB specification of the port: USB 3, USB 2, or USB 1. The USB specification relates to the speed at which the port can transfer data, and the amount of power it can supply to a connected device.
   

Thunderbolt 2, Thunderbolt

Use Thunderbolt 2  or Thunderbolt  with displays and other devices that connect using a Thunderbolt cable. 

Thunderbolt 2 and Thunderbolt are not the same as Mini DisplayPort . They have the same shape, but use different symbols on the cable and port.
   

Mini DisplayPort

Use Mini DisplayPort  with displays that connect using a Mini DisplayPort cable.

Mini DisplayPort is not the same as Thunderbolt 2 or Thunderbolt . They have the same shape, but use different symbols on the cable and port.
  

HDMI

Use HDMI with displays and TVs that connect using an HDMI cable.
   

Ethernet

Use Ethernet  with networks and devices that connect using an Ethernet (RJ45) cable.
   

SD card

Use the SD card slot with SD, SDHC, SDXC, MMC, and UHS-II media cards, such as those used by digital cameras.
  

Audio

Use Audio-Out—  or —with headphones, speakers, and other audio-output devices that connect using an audio cable that has a 3.5mm (1/8 inch) audio jack. 

Use Audio-In  with a microphone or other audio-input device that connects using an audio cable that has a 3.5 mm (1/8 inch) audio jack.
  

Power

Use the power port  , if available, to connect your computer to AC power using a MagSafe cable or adapter. This port isn't available on newer Mac notebook computers, which use Thunderbolt 3 (USB-C) or USB-C for power and charging.
   

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