Logitech Bluetooth Audio Adapter 49.21 ft Operating Range - Office Depot
Logitech BlueTooth Speaker Adapter Review
Logitech Bluetooth Audio Receiver Review, Setup, Unboxing! - YouTube
Teardown: Bluetooth audio dongle keeps it simple - EDN
Amazon.com: Bluetooth Audio Adapter for Music Streaming Sound System, esinkin W29-us Wireless Audio Adapter Works with Smart Phones and Tablets, Wireless Adapter for Speakers : Electronics