Some recent Streaming Music auctions on eBay:

Bluetooth Receiver for Home Music Streaming System Wireless Audio Adapter Stereo

$21.41
End Date: Wednesday Oct-10-2018 3:28:07 PDT
Buy It Now for only: $21.41
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3.5mm AUX Car Bluetooth 4.2 Receiver Speaker Music Streaming Audio Adapter Mic A
$4.50
End Date: Wednesday Sep-26-2018 5:59:09 PDT
Buy It Now for only: $4.50
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Wireless Streaming Music + Hands Free Phone Calls BLUETOOTH Thru Car or Stereo
$7.99
End Date: Tuesday Oct-16-2018 8:06:51 PDT
Buy It Now for only: $7.99
Buy It Now | Add to watch list