This is the cheapest by far. On Amazon is 50+ i own a pair of these and it has an awesome bass to it. i would recommend this product especially at this price.
A sophisticated classic - the Sennheiser CX880 ear canal phones are such and more! They exude an understated elegance and are a simple way to power up your professional image. The chrome plated parts and metallic hairlines add updated interest while their highly advanced acoustic systems and diaphragm guards produce a high-fidelity lifelike sound.
These ear canal phones are matched with dual hardness silicon ear adapters, ensuring a comfort fit and high passive attenuation of ambient noise. For your convenience, a volume control with a horizontal rotary knob, has been integrated on the cable. A cable clip, cleaning tool as well as a leather storage pouch, which also functions as a cable winder, complete the package.
Sophisticated ergonomic design with highly advanced acoustic systems
Silicon ear adapters for a personalised comfort fit
Diaphragm guards for an enhanced audio performance
Integrated volume control and storage pouch for enhanced usability and convenience
Optimised for MP3, iPod and iPhone