Master Cables
Master Cables USB-C to USB Adapter – Thunderbolt 3/4 to USB 3.0 OTG Converter – Compatible with MacBook Pro, iPad Pro, Chromebook, Surface Go, Galaxy S9-S22 Ultra, iPhone 15/16 Pro Max
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
Easily connect your existing USB-A devices to your new USB-C or Thunderbolt 3/4 ports with this compact and powerful USB-C to USB Adapter. Designed for universal compatibility, this plug-and-play OTG adapter is ideal for connecting flash drives, keyboards, mice, external hard drives, and more to your modern devices. Whether you use a MacBook Pro, iPad Pro, Chromebook, Microsoft Surface, or Android devices like the Samsung Galaxy S9 through S22 Ultra, or the latest iPhone 15/16 Pro Max, this adapter ensures fast, stable data transfer speeds of up to 5Gbps via USB 3.0. Durable and compact, it f…
SpecPicks Verdict
SpecPicks classifies Master Cables USB-C to USB Adapter – Thunderbolt 3/4 to USB 3.0 OTG C… as a category leader on buyer feedback in the expansion cards category, based on 31 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. Master Cables's positioning sits comfortably above the category median. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for expansion cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Highly rated — 4.6★ average across customer reviews
- ✓ Backed by Master Cables's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Limited review volume so far — fewer data points on long-term reliability
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- ✅ Universal Compatibility – Works with MacBook Pro, iPad Pro, Chromebook, Surface Go, Samsung Galaxy S9-S22 Ultra, iPhone 15/16 Pro Max, and more.
- ✅ High-Speed Data Transfer – USB 3.0 supports up to 5Gbps transfer rate for fast, stable performance.
- ✅ Plug & Play Convenience – No software or drivers required; just plug in and use instantly.
- ✅ Durable & Compact – Sleek, lightweight design with a tough aluminum alloy casing for long-lasting use.
- ✅ Multi-Purpose Adapter – Easily connect USB flash drives, keyboards, mice, game controllers, card readers, printers, and other USB-A devices.
Full Specifications
| Brand | Master Cables |
|---|---|
| Color | black |
| Finish | Hdmi |
| Unit Count | 1.0 Count |
| Connectivity | USB-C |
| Model Number | MC-GP5USBC |
| Compatibility | iOS |
| Input Voltage | 1.2 Volts |
| Connector Type | USB-C, USB |
| Current Rating | 40 Milliamps |
| Item Dimensions | 6 x 6 x 0.5 inches |
| Mfr Part Number | MC-GP5USBC |
| Number of Ports | 3 |
| Power Plug Type | No Plug |
Ready to buy?
Master Cables USB-C to USB Adapter – Thunderbolt 3/4 to USB 3.0 OTG Converter – Compatible with MacBook Pro, iPad Pro, Chromebook, Surface Go, Galaxy S9-S22 Ultra, iPhone 15/16 Pro Max is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-12. Price and availability subject to change.
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