Ends Sun PM: 15% off Monoprice with coupon

Coupon code PLUG15 gets you 15% off on almost everything at the Monoprice website. Excluded are items already on sale, items whose manufacturers do not allow couponing, items that cannot be couponized by law, etc. When you enter the coupon code in the shopping cart, click on “Details” to see the list of all the excluded items. The coupon ends Sunday night 5/22/16.