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Your iPhone’s USB-C port can charge, transfer data, connect to displays and audio gear, read external storage, and work with accessories such as Ethernet and SD-card adapters. Which features you can use depends on your iPhone model and, for some tasks, the cable or adapter. Apple’s USB-C iPhone support guide describes the connector as supporting charging, data syncing, and audio and video playback.

What can you connect to an iPhone USB-C port?

Depending on the model and accessory, the port can connect your iPhone to:

  • A Mac or PC for charging and data syncing.
  • External storage, including a USB-C drive or SSD.
  • A monitor or TV for video output.
  • USB-C headphones, microphones, or audio adapters.
  • External battery packs and small USB Power Delivery devices.
  • USB-to-Ethernet adapters and SD-card adapters.

The USB-C connector describes the plug, not a guarantee that every cable or iPhone supports the same speed or features. Check both the phone’s model and the accessory’s specifications before choosing a cable for a particular job.

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Does every iPhone USB-C cable transfer data at the same speed?

No. Apple says the cable included with iPhone supports charging and USB 2 speeds. For USB 3 transfer speeds of up to 10 Gbit/s, Apple lists iPhone 15 Pro, iPhone 16 Pro, and iPhone 17 Pro models, and calls for an optional USB 3 cable that supports 10 Gbit/s. The stated figure is Apple’s technical limit, not a promise of a particular real-world transfer rate.

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Thousover 4 Pack Lightning to USB C Adapter for iPhone 15/16/17/18 Pro/18 Pro Max,for iPhone 18/17/16 Charger,18/17/16 Accessories,Fast Charging & Data Transfer,USB C Charger Cable,Not for Audio/OTG
  • Read before You Buy: The iPhone 18 Pro /iPhone 18 Pro Max/iPhone Duo iPhone 15/16/17 Pro/17 Pro Max charger adapter, lightning to USB C adapter (4 Pack) can charge and data sync only between your phone and computer. Not support OTG video and audio functions, listen to music, headphones,wired earphones or earbuds, car play, app, Not for Apple Pencil (1st gen), flash drive, u disk, sd card reader,square reader, printer, microphone, camera, mouse, keyboard, Hubs, HDMI converter,etc
  • Support Charging & Data Sync:iPhone 18 Pro /iPhone 18 Pro Max/iPhone Duo iPhone 17/17 Pro/17 Pro Max iPhone 15/16 Pro/16 Pro Max/Plus charger adapter The lightning to usb c adapter support charging and the data transfer speed is up to 480 Mbps;the usb c to lightning cable adapter has a built-in 56 KΩ pull-up resistor for safer charging;No installation required—simply plug and play
  • Easy to Carry USB:Plug and play, this iphone to usb c adapter no driver required; Simple structure, lightweight and portability, Lightning to USB-C adapter is made of aluminum alloy metal with minimal design and delicate metal frame
  • Reliable Quality:This lighting to usb c adaptor made from high-quality, scratch-resistant aluminum alloy, get excellent wear resistance and heat dissipation; the male USB C and female Lightning connectors and the male Lightning and female USB-C connectors are designed to be plugged and unplugged up to 20000. Gender Changer Adapter
  • Plug and Play:Reversible USB-C connector allowing you to plug it in either orientation for maximum convenience. Compatible with iPhone 18 Pro /iPhone 18 Pro Max/iPhone Duo,iPhone 17/17 Pro/17 Pro Max/17 Air/16/16 Pro/16 Pro Max/16 Plus/15/15 Pro/15 Pro Max/15 Plus,Google Pixel 7/6/5/4,Samsung Galaxy Z Flip 5,Galaxy Z Fold 5,Galaxy S25/S24/S23/S23 Ultra/S23+/S22/S21/S21 Plus/ S20/Note 20/ 20 Ultra/ 10/ 10 Plus,HTC U12,LG V50, and other devices that are using USB Type C cable

For ordinary charging or slower syncing, the included cable may be sufficient. For large files, confirm that your iPhone model supports the faster connection and that the cable is USB 3-capable; a USB-C plug alone does not establish that.

Can you connect an iPhone to a monitor or TV?

Apple lists external display output for iPhone 15 models, iPhone 16 models except iPhone 16e, and iPhone 17 models except iPhone 17e. A connected display generally mirrors the iPhone screen. Some apps support a second-screen experience, but this is not a general desktop mode.

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USB C Type C to Lightning Adapter MFi Certified 4 Pack 27W Fast Charging Support Data Sync,Lightning to USB Type C Cable Adapter for iPhone/iPad/for Airpods,with Anti-Lost Loop,Not for Audio/OTG
  • lightning to usb c adapter:These usb c female to lightning male adapters saving The Trouble of Carrying an Extra Cable, with everything moving to USB C, an lightning to usb c adaptor to charge your devices is much necessary; this usb c to lightning cable adapter is an ideal solution to charge and sync your devices, saving the trouble of carrying extra cable around
  • Supports ONLY iPhone/iPad and Computer Data Transfer:The usbc to lightning adapter for iphone no data sync for any other devices; The Type C to Lightning cable adapter is compatible with iPhone 14, 13, 12, 11/11 Pro/11 Pro Max, Xs/Xs Max/Xr, X/8/8 Plus, iPhone Se/New Se/7/7 Plus/6/6 Plus/6s/6s Plus/5/5c/5s, iPad Pro 10.5', iPad Pro 12.9', iPad 5, iPad 4, iPad Air 2, iPad Air, iPad Mini 3, iPad Mini 2, iPad Mini Retina, iPod Nano 7, iPod Touch 5, AirPods, etc
  • Fast Charging Not Compatible with PD:Please note this usb-c to lightning adapter supports fast charging but does NOT compatible with PD(power delivery) chargers, but support any USB-C cable/adapter at 1.8-2.2A 15W Fast charging rate and data transmission
  • Attention Please :This iphone to usb c adapter NOT Compatible with OTG(On-The-Go), Android devices, Headphones, Car Play, Card Reader, USB Flash Drive, MIDI Keyboard, Mouse, U Disk, Hubs, Microphone etc
  • Durable and Safe:This usb-c to lightning adaptor is made of premium aluminum alloy shell and can withstand multiple plug and unplug tests without breaking, ensuring durability and heat dissipation for long-term use. This usb c to iphone adapter turn your USB C cable into a i-OS lighting cable saving the trouble of carrying an extra cable around

Using a USB-C display

Connect a compatible display that accepts DisplayPort over USB-C. Apple documents output up to 4K at 60 Hz and calls for a cable supporting USB 3.1 or later for high-resolution display connections.

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Using an HDMI display

For a TV or monitor with HDMI, use a compatible USB-C-to-HDMI adapter or cable. Apple documents output up to 4K at 60 Hz with an HDMI 2.0-compatible adapter or cable. Check that requirement if you need that resolution and refresh rate; the connector shape alone does not guarantee it.

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Elebase USB to USB C Adapter for iPhone 18 Pro Max,USBC Car Charger Adapter
  • Read Before You Buy — No Video Output: These adapters support charging and USB 2.0 data transfer, but cannot transmit video signals. Except for standard USB webcams (which use USB data only), they are not compatible with HDMI/DisplayPort cables, video-capable USB-C hubs, or docking stations with video output.
  • Convert USB-A Ports to USB-C: Designed to connect USB-C earphones, cables, flash drives, card readers, and other USB-C accessories to standard USB-A ports. Plug-and-play with no drivers or software required.
  • Aluminum Alloy Housing: Built with a sturdy aluminum alloy shell that aids in heat dissipation and protects against daily wear and scratches. Designed to maintain a stable and secure connection.
  • Compact & Travel-Friendly: The ultra-compact design allows the adapter to stay plugged into your device without blocking adjacent ports or adding bulk, reducing wear and tear on your original USB ports.
  • 12-Month Warranty: Backed by a 12-month manufacturer warranty for peace of mind. Designed to meet strict quality control standards for reliable everyday performance.

Using a multiport display adapter

A multiport adapter can connect a display while providing other ports, but Apple warns that pass-through accessories may reserve power and reduce the power delivered to the iPhone. Check the adapter’s specifications for the ports and charging behavior you need.

Can an iPhone record ProRes video to an external SSD?

Apple lists direct ProRes recording to external storage at up to 4K/60 fps for iPhone 15 Pro, iPhone 16 Pro, and iPhone 17 Pro models. This workflow requires a USB 3-capable cable. You need both a listed Pro model and a cable suited to USB 3; an external SSD by itself does not enable the feature on other models.

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TechMatte USB C to Lightning Adapter 2 Pack 2.2A Charging Data Transfer
  • Please DO read main image 2 before purchasing, Not for Firewire, Not for Headphones, Not for Microphones, Not for iPhone 17/17e/15/16/16e Series, Not for USB C port Android smartphones, NOT for OTG(On-The-Go)TV Car Play, Card Reader, USB Flash Drive, MIDI Keyboard, Mouse, U Disk, Hubs, Microphone etc. OTG(On-The-Go) is a specification that allows USB devices, such as tablets or smartphones, to also act as a host, allowing other USB devices, such as USB flash drives, digital cameras to be attached to them.
  • Compatible ONLY with iPhone 14, 13, 12, 11/11 Pro/11 Pro Max, Xs/Xs Max/Xr, X/8/8 Plus, iPhone Se/New Se/7/7 Plus/6/6 Plus/6s/6s Plus/5/5c/5s, iPad Pro 10.5', iPad Pro 12.9', iPad 5, iPad 4, iPad Air 2, iPad Air, iPad Mini 3, iPad Mini 2, iPad Mini Retina, iPod Nano 7, iPod Touch 5, AirPods, etc.
  • Data Sync ONLY between iPhones and iPads, If data transfer still fails, unplug and reconnect the cable, and wiggle it gently to restore the connection. data sync not for Firewire, not for SD cards, not between cellphones, The Male Lightning end is manufactured according to Lightning official standards, please confirm before purchasing. Aluminum alloy shell ensures heat dissipation and durability, small but each USB C adapter comes with anti-loss rubber holder for easy storage and portability.
  • Not Compatible with PD: Please note this adapter does NOT compatible with PD (power delivery) chargers but support any USB-C cable/adapter at 1.8-2.2A charging rate.
  • [Female USB C to Male Lightning] Saving the Trouble of Carrying an Extra Cable, with everything moving to USB C, an adapter to charge your devices is much necessary, this cable adapter is an ideal solution to charge your devices.

Can an iPhone charge AirPods or another device?

iPhone 15 and later can provide up to 4.5 W to charge AirPods, an Apple Watch, or another small USB Power Delivery device. This is a limited power-sharing feature, not a replacement for a dedicated charger when you need faster charging.

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Can you use USB-C headphones, microphones, and other accessories?

Apple documents USB-C audio connections, including USB-C EarPods, and adapters for 3.5 mm or Lightning accessories. The port can also connect compatible microphones, Ethernet adapters, SD-card adapters, external storage, and battery packs. Confirm that an accessory is compatible with your model and intended use: Apple cautions that non-compliant USB-C accessories may not work as expected, and some cables or accessories may interfere with wireless connections.

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Apple 20W USB-C Compact Power Adapter: Fast and Convenient Charging, Type C Wall Charger
  • DESIGNED BY APPLE — This 20W USB‑C Compact Power Adapter offers fast, efficient charging at home, in the office, or on the go.
  • FAST AND CONVENIENT CHARGING — Pair with iPhone 8 or later for fast charging — up to 50 percent battery in around 30 minutes* for iPhone 16 and iPhone 16 Pro when paired with the 30W USB-C Power Adapter. Compatible with any USB-C enabled device.
  • Testing conducted by Apple in August 2024 using preproduction iPhone 16, iPhone 16 Plus, iPhone 16 Pro, and iPhone 16 Pro Max units and software, and Apple MagSafe Chargers (1-meter Model A2580 and 2-meter Model A3250) with Apple USB-C Power Adapter (30W Model A2164). Fast-charge testing conducted with drained iPhone units. Times measured from the appearance of the Apple logo as the unit started up. Charge time varies with settings and environmental factors; actual results will vary.
  • WHAT’S IN THE BOX — Apple 20W USB-C Compact Power Adapter only. Charging cable sold separately.

Which cable or connection should you choose?

What you want to do iPhone support listed by Apple Cable or accessory requirement
Charge or sync at USB 2 speeds USB-C iPhone; Apple describes charging and syncing for the connector The included cable supports charging and USB 2 speeds.
Transfer data at up to 10 Gbit/s iPhone 15 Pro, iPhone 16 Pro, and iPhone 17 Pro models Optional USB 3 cable supporting 10 Gbit/s.
Connect a USB-C display at up to 4K/60 Hz iPhone 15 models; iPhone 16 models except 16e; iPhone 17 models except 17e DisplayPort over USB-C; Apple calls for a USB 3.1-or-later cable for high-resolution output.
Connect an HDMI display at up to 4K/60 Hz Same display-capable model groups listed above HDMI 2.0-compatible USB-C-to-HDMI adapter or cable.
Record ProRes directly to external storage at up to 4K/60 fps iPhone 15 Pro, iPhone 16 Pro, and iPhone 17 Pro models External storage and a USB 3-capable cable.
Provide power to a small device iPhone 15 and later Compatible small USB Power Delivery device; output is up to 4.5 W.

Model lists and limits in this table are Apple’s published specifications, not independent test results. Apple’s current guidance is at Charge and connect with the USB-C connector on your iPhone.

Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply.