The Philips BT2500's slim design and budget price make it an appealing, travel-friendly mini Bluetooth speaker.
The Sony MEX-GS600BT's App Remote function is not very useful without a dashboard mount for your phone, but everything else about this full-featured car stereo makes it easily recommendable.
For the price, the Sony MEX-BT2600 is an impressive all-in-one in-car communication and entertainment device.
The MEX-BT5100 is a good all-in-one option for those thinking of investing in a in a decent stereo and a hands-free speakerphone.
The Sony MEX-BT5000 is packed with useful entertainment and communications features, although it suffers from some fiddly controls. Advanced Bluetooth audio streaming may be its star feature, but its built-in sound optimization for digital audio playback means that it is more than a one-trick pony.