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| Product | KEF Universal Wireless System | Rocketfish Universal Wireless Rear Speaker Kit | Logitech Wireless Speaker Adapter (Bluetooth wireless audio receiver) | Sony HWSBTA2W (Bluetooth wireless audio transmitter) | Belkin Bluetooth Music Receiver |
| Price | $499.00 | $76.39 to $126.00 | $39.94 | $58.89 to $118.41 | $19.57 to $115.50 |
| CNET editors' rating | 4 stars | 3 stars | 3.5 stars | Info unavailable | 3.5 stars |
| Average user rating | 1.5 stars | 3 stars | 3.5 stars | 2 stars | 3.5 stars |
| Release date | June 7, 2007 | Info unavailable | Info unavailable | Info unavailable | Info unavailable |
| Bottom line | While it costs a bundle, KEF's Universal Wireless System makes good on its promise to deliver CD-quality sound to any brand of speakers. | The Rocketfish Universal Wireless Rear Speaker Kit can convert most brands of surround speakers to cordless operation for less than $100. | If you're looking for a relatively cheap way to add Bluetooth wireless audio streaming to a powered speaker or audio component with an audio input, the Logitech Wireless Speaker Adapter is a good solution. | Info unavailable | The Belkin Bluetooth Music Receiver is a cheap and easy way to add wireless audio streaming to any powered speaker system or audio component with a spare input. |
| Full specifications | Full specifications | Full specifications | Full specifications | Full specifications | Full specifications |
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KEF Universal Wireless System compare
