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Trezor Micro-USB Magnetic Keyring front
Trezor Micro-USB Magnetic Keyring
Trezor Micro-USB Magnetic Keyring hand
Technical specs

Device size & weight

Size: 60x30x6 mm (2.4x1.2x0.2 in)

Weight: 12 g (0.42 oz)


Bright OLED - 128x64 pixels. Enough to hold six lines of text. Can display all the details needed to verify a transaction on a single screen.

Operating temperature

-20°C to +60°C (-4°F to +140°F)


Micro USB connector for plugging into the computer or mobile phone.

Safety & certifications

All Trezor devices are CE and RoHS certified meeting all quality, reliability, and environmental standards. Trezors are not affected by X-ray machines and can be safely taken on airplanes.


120 MHz embedded ARM processor (Cortex M3) running a custom developed system.

Box content

What's in the box?

Model One

Micro USB cable

2x Recovery seed card

Trezor stickers

Magnetic Micro-USB Keyring For Trezor Model One

Stay connected to your crypto with the Magnetic Micro-USB to USB-A Keyring cable for your Trezor Model One. Attach it to your keyring for quick access to your cryptocurrencies at home, at the office, on vacation, and anywhere on the go.


In stock

Key features

Easy portability
Trezor coin wherever you are. The Trezor Magnetic Keyring connects your Trezor device directly to your phone, tablet, or pc. Easily snap the Trezor Magnetic Keyring onto your regular set of keys and be on your way with confidence.
Always connected
Connect your Trezor hardware wallet to your preferred device with the The Trezor Magnetic Keyring. The Trezor Keyring is available for the most popular connections including micro-USB, USB-A, and USB-C.
Charge & data transfer
Trezor coin and power up at the same time with the Trezor Magnetic USB Keyring. Use at home, at the office, or on the go to simplify your device connections.


The Magnetic Micro-USB to USB-A Keyring charging and sync cable for Trezor Model One connects your wallet’s micro-USB port to another device’s USB-A port for secure access to your Bitcoins and other crypto assets. Always be ready to connect your Trezor hardware wallet with this extra small, tangle-free cable which is only 1.5 in (3.8 cm) long and conveniently clips onto your keyring with a strong magnetic hold. 

Copyright belongs to Trezor Company s.r.o. All rights reserved.