HardwareZoom has posted a review on Zalman ZM-RS6F headphones
The Zalman ZM-RS6F headphones are specifically designed for this purpose - a 5.1 (5 speakers + 1 subwoofer) 6-channel full range theatre system that can be put on your head - for your ears only. Featuring real surround sound field close to a complete multi-channel speaker system, and enhanced spatial and realistic effects, the RS6F has almost every feature of a six-speaker setup, according to Zalman.Read more