Simplecom CR402B SuperSpeed USB-C and USB-A Dual Slot Card Reader for SD MicroSD USB 3.2 Gen 1 | CR402B

Simplecom CR402B SuperSpeed USB-C and USB-A Dual Slot Card Reader for SD MicroSD USB 3.2 Gen 1

This dual-slot card reader is designed to provide fast and convenient access to both SD and MicroSD memory cards. Featuring both USB-A and USB-C interfaces, it easily connects to PCs, laptops, and compatible mobile devices without the need for adapters.

Supporting USB 3.2 Gen 1 (USB 3.0) SuperSpeed data transfer rates of up to 5Gbps, it ensures quick and efficient file transfers. The card reader supports high-capacity SDXC and Ultra High Speed UHS-I cards, and its Multi-LUN function allows simultaneous access to two cards. It is plug-and-play and requires no drivers or external power.

Housed in a durable aluminum enclosure for effective heat dissipation, it offers reliable performance and broad compatibility with Windows, macOS, Linux, Chrome OS, and Android systems.

Specifications
•Interface: 1 x USB-C (Male), 1x USB-A (Male)
•Transfer Rate: SuperSpeed up to 5Gbps
•SD Slot: SDXC, SDHC, SD, MMC, RS-MMC
•MicroSD slot: MicroSD, MicroSDHC, MicroSDXC, UHS-I
•Multi-LUN Support: Yes, simultaneous access to two slots
•Operating Temperature: 0°C – 45°C
•Housing Material: Aluminium
•Dimensions: 73 × 22 × 10 mm
•Weight: 15g
•OS Support: Windows, macOS, Linux, Chrome OS, Android

FEATURES
•Dual-slot reader for SD and MicroSD memory cards
•USB-A and USB-C interfaces for PC, laptop, or mobile devices
•USB 3.2 Gen 1 (USB 3.0) SuperSpeed data transfer up to 5Gbps
•Supports high-density SDXC and Ultra High Speed UHS-I memory cards
•Multi-LUN support for simultaneous access to two cards
•Plug-and-play, backward compatible with USB 2.0
•Powered via USB, no external power required
•Durable aluminum housing with efficient heat dissipation
•Compatible with Windows, macOS, Linux, Chrome OS, and Android

Product Last Updated: 10/04/2026

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