Toshiba Memory Europe GmbH has added three new products to the EXCERIA family of microSDXC cards.

With capacities of up to 256GB, maximum read/write speeds of 98MB/s and 65MB/s respectively, as well as a new Video Speed Class 30 (V30), the new M303 allows users to record and store 4K Ultra HD content.

The M303's speed rating supports 4K Ultra HD video recording; a prerequisite for the latest action cameras, video recorders and drones. Rated with Video Speed Class 30 (V30), the M303 provides a minimum data transfer rate of 30 MB/s with a recommended UHS device under the conditions regulated by SD association.

The M303 uses Toshiba Memory Corporation's 3D Flash memory technology (BiCS FLASH). The cards are delivered in capacities starting 64GB, 128GB and 256GB. They are operating at a temperature range of -25˚C to +85˚C, and are shockproof, X-ray proof, and waterproof.

The M303 cards come with a five-year warranty and will start shipping by the end of Q1 2018.