NANO SIM Card Slot:Includes a NANO SIM card slot, simplifying 3G/4G/5G LTE module setup Supports 3042/3052 type M.2 key B Card dimension:Designed to fit 3042/3052 type M.2 key B Cards, ensuring compatibility with devices Supports USB 2.0/PCI-E Bus interface:Seamlessly integrates with USB 2.0/PCI-E M.2 B-Key 3042/3052 cards for versatile connectivity No additional power required:Efficient design requires no extra power, ensuring a clutter-free setup Allows M.2 Socket WWAN Module to A+E Slot:Enables the use of M.2 WWAN modules in A+E slots, expanding desktop/laptop capabilities Name:Adapter Card Colour:Black Material:PCB Package Contents: 1 * Adapter Card 1 * Screwdriver 4 * Screws Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.