AUKEY Bluetooth FM transmitter, Wireless Car Kit with Built-in Microphone

https://www.amazon.co.uk/Bluetooth-transmitter-Display-Microphone-Hands-free-x/dp/B01E12G1SW/ref=sr_1_123?ie=UTF8&qid=1492065376&sr=8-123&keywords=aukey

This will be great for the road-trip to France this summer in our Audi TT that has an older sound system. Will report back after the trip (and with a comparative test against the other model)