The Aukey Portable Bluetooth Receiver comes with more features than many similar products and a clever means of remotely controlling playback from your phone, but it will involve running wires to a power outlet and an auxiliary input in a car.
A big focus of Google's I/O developer conference will reportedly be a system for integrating navigation, audio, and calls from an Android phone with a car dashboard.
The GoGroove BlueGate is a good option if you want to add Bluetooth audio streaming to a car or home audio system, but portable-headphone users will want to look for a more flexible unit.
Supertooth launched the HD Voice Bluetooth speaker phone for cars at CES 2013, noting that it has two speakers and two microphones for superior call quality.
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.
Google may soon update its streaming-media device, Microsoft wants to put Cortana in the car, and Apple reportedly talks self-driving cars with California officials.
At its developer conference in San Francisco this weekend, Ford introduces app developers to its new Sync 3 graphical interface, along with a host of usable data generated by its cars.
The Grooveshark Bluetooth Car Kit isn't the best hands-free calling option and its app integration needs finessing, but the hardware is an easy way to bring Internet radio and smartphone audio playback to almost any car.
Mercedes-Benz released photos and details of its upcoming C-class coupe, a car that benefits from much of the same technology as the much more expensive flagship S-class.
Alpine and Jeep team up to build a car audio system that's as tough as the Wrangler that it's installed in.