Ending today, Newegg offers the Asus Bluetooth 4.0 USB 2.0 Adapter, model no. USB-BT400, for $2.99 with free shipping via the directions below. That's $2 below our August mention and the lowest total price we've seen. (It's a current low by $7.) It features transfer rates up to 3Mb/s. To get this deal:
  1. View the Asus Bluetooth 4.0 USB 2.0 Adapter for $14.99
  2. coupon code "1201CYBWK177" cuts the price to $12.99
  3. redeem this $10 mail-in rebate for a final price of $2.99
Of note, Amazon charges the same via this $10 mail-in rebate, with free shipping for Prime members.