bluetooth hid profile
This profile defines how devices with Bluetooth wireless communications can use the HID Specification initially to discover the feature set of a Bluetooth HID device, and then communicate with the Bluetooth HID device. This profile further defines how a device with Bluetooth wireless communications can support HID services over the Bluetooth protocol stack using the Logical Link Control and Adaptation Protocol (L2CAP) layer. Bluetooth protocol stack using the Logical Link Control and Adaptation Protocol (L2CAP) layer.