Meritline offers the Pixxo Dynamic Stereo Earhook Headset with Microphone, model no. HS-22, for $5.99. Coupon code "MLCE03GN" drops it to $3.99. With free shipping, that's the lowest total price we could find by $9. These headphones feature a 20Hz to 20kHz frequency response, 3.5mm plug, 6-foot cable, and in-line volume control. Coupon expires after 300 uses.