Learn how GATT defines the way that Bluetooth Low Energy devices transfer data back and forth. In this video, topics covered include: - Attribute protocol (ATT) - Generic attribute profile (GATT) - Services and characteristics - Profiles - Data operations For more information about Ellisys Bluetooth and USB Protocol Analyzers visit Ellisys is a leading worldwide supplier of advanced protocol test, analysis, and standards compliance solutions for Bluetooth®, Wi-Fi®, USB 2.0, SuperSpeed USB 3.1, USB Power Delivery, USB Type-C™, DisplayPort™ and Thunderbolt™. Sniffers, Testers, and Analyzers.