SILICON LABS - BLE112 BLE Single Mode USB Dongle (housed) Overview - YouTube
PRODUCT COMPARISON GUIDE
Getting Started with the BlueGiga BLE112 Bluetooth Low Energy module - Wireless and IoT - Electronic Component and Engineering Solution Forum - TechForum │ Digi-Key
Bluegiga Technologies BLE112 low energy module/USB dongle
Amazon.com: BLED112-V1, Bluetooth Smart USB Dongle : Electronics