Features: High-quality circuit module board, efficiently avoid from corrosion and abrasion It is the first choice of laptop applications. Can be widely used in for gateway, industrial monitoring, telemedicine and other fields. The L850 has 450Mbps transmission rate it can meet users' fast business needs lte/wcdma mobile module with global certifications. Mini and compact size, durable and portable to use. brand new and high quality L850-GL is an advanced high speed full network communication module.Support for LTE FDD/LTE TDD TDD/ WCDMA and etc Specifications: Wireless technology: Lte fdd, lte tdd, wcdma Region:Global lte/4g band: Lte fdd-b1/b2/b3/b4/b5/b7/b8/b11/b12/b13/b17/b18/b20/b21/b26/b30, b66, Lte tdd-b38/b39/b40/b41 umts/hspa/3g/wcdma band: B1/b2/b4/b5/b8 Interface: Usb 2.0, usb 3.0, pcie (for windows 10), usim Dataarte download link: 385 kbps (umts), 347 mbps (lte tdd), 450 mbps (lte fdd) Datarate uplink: 385 kbps (umts), 30 mbps (lte tdd), 50 mbps (lte fdd) Size:Standard Operating temperature: -20 to 65 degrees c Note: Due to the light and screen difference, the item's color may be slightly different from the pictures. Please allow 0.5-2cm differences due to manual measurement. This module is fordell laptop. Package includes: 1PC x 4G Network Module