i have one that's smaller than that.
[From our store] Make any headphones wireless with the 'World's Smallest Bluetooth Receiver. 60% off at $20. Check out the 



user rating. https://store.boingboing.net/sales/atech-micro-bluetooth-receiver-make-any-headphones-wireless …pic.twitter.com/aYJgT7z4kN
-
-
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.