Yes, the CoolStream Duo is compatible with the Vizio VSD210 docking station. You can plug the Duo into the 30-pin connector of this dock and stream music or podcasts from your phone, tablet, or laptop. The CoolStream Duo works with all iPhone and Android phones.
The CoolStream Duo turns older docking stations like this great sounding iPod dock from Vizio into Bluetooth speakers.Continue reading: Does the Vizio VSD210 work with the Duo?