VM Innovations discounts a selection of refurbished Sennheiser headphones via coupons, as listed below. Even better, all headphones qualify for free shipping. The deals, with comparisons made to new units:
-- Refurb Sennheiser MX 680 Sports Earbud Headphones for $9.99 via 6544667 (low by $35)
-- Refurb Sennheiser PMX 685i Adidas Sports In-Ear Headphones w/ Mic for $24.99 via 6CWY7M8 (low by $17)
-- Refurb Sennheiser HD 335s On-Ear Headphones for $29.99 via X6F44T (low by $57 )

A 90-day VMI warranty applies.