Trezor is a hardware wallet (also called cold wallet) for the safe storage of various cryptocurrencies. The hardware wallet supports more than 1000 cryptocurrencies. Trezor currently offers two cold wallets that are compatible with Windows, Linux and macOS. 

Trezor One is a single-purpose computer and includes everything needed to protect cryptocurrency funds.

The Trezor Model T is the premium version and in addition to the features of the Trezor One, it offers a color touchscreen for on-device input, an attractive design, an SD card slot, and several other advanced features.

Trezor was developed by SatoshiLabs, a company full of experienced specialists founded by leading figures (Pavol Rusnák, Marek Palatinus & Alena Vránová) of the crypto community.