Thumb Score: +42 Store4PC via Amazon has Sabrent USB Bluetooth 4.0 LE Micro Adapter (BT-UB40) for PC on sale for $7.89 - $5.21 w/ promo code 6652NYU7 = $2.68. Shipping is free w/ Prime or on $25+ orders. Thanks iconian Note, promo codes are typically limited to one per account. Works with Windows 7 and up.