Bluetooth Audio Adapter for Speakers and Music Streaming Sound System, Logitech Wireless Audio Receiver Works with Smart Phones and Tablets (New Version) : Electronics - Amazon.com
AA-LWSA Logitech Wireless Speaker Adapter for Bluetooth audio devices | Laptop Direct
Bluetooth Adapter
Logitech S-00113 | Conrad.com
Logitech Wireless Bluetooth Speaker Adapter Black 980-000910 - Best Buy