As one of its daily deals, All4Cellular offers the Jawbone Era Bluetooth Headset in Shadowbox for $29.95. Coupon code "SUMMER10" cuts it to $26.95. With free shipping, that's $3 under our May mention of a refurb and the lowest total price we could find by $19. Features include noise reduction, built-in accelerometer, motion controls, voice recognition, and up to 5.5 hours of talk time. Deal ends August 20.
Note that this item is new, but it's not in retail packaging.