Upgrade your dash with the Pyle PLRDD19UB Bluetooth Receiver. Built-in Bluetooth allows crystal clear music streaming and hands-free call answering. Enjoy Wireless audio from your favorite devices (like Smartphones, MP3 Players & Tablets). Built-in microphone helps keep your eyes on the road while you have a conversation. You can even stream internet radio services like Pandora or Spotify - thanks to Bluetooth. It's easy to pair your device and easy to use. Play music from other sources with the USB flash drive, SD Memory card readers and AUX input.