that SE makes consumer electronics you're actually looking at their new MBS-100 Bluetooth speaker. The crater-pocked sphere features A2DP stereo audio and a rechargeable 5-hour battery for delicious portability.
They've also released a 25-hour, HCB-105 Bluetooth car Speakerphone kit.
range-10 meter (Bluetooth)
Sony Ericsson HCB-105 Bluetooth Car Speakerphone Kit