[Expired]Sennheiser HD650 Professional Headphone

• Amazon.co.uk offers the Sennheiser HD650 Open Back Professional Headphone for $288.61 + Free shipping for US.

Features: Frequency response 10 - 39,500 Hz (-10 dB); neodymium magnets deliver; 300 Ohm impedance; 103 dB (1 Vrms); 0.05% THD. "Simply the world's best headphone."