Previously posted the deal from play.com however they keep pushing back the release date and being real so and so's about it...
Found the product cheaper here and stock is comming in this week...
Best quality audio performance
Microphone and call answer key
Multipoint Bluetooth and A2DP for wireless music streaming
Compatible with Sony Ericsson handsets and other bluetooth-enabled handsets
3.5mm jack to swap headphones
Up to 8.5 hours stream time
Up to 500 hours standby
Up to 11 hours talk time
Compatible with a range or bluetooth devices NOT just Sony Ericsson/Sony Products
Next cheapest is at http://www.mobilefun.co.uk/sony-ericsson-mw600-p22693.htm
who are selling for £39.95 exc Delivery (however they currently have some stock) According to mobilefun the product is a big hit with over 120 pre-orders?? thought it might be worth reposting...
Review Found here http://www.pocket-lint.com/review/4596/sony-ericsson-mw600-bluetooth-review