Wireless is the new rage these days. How many people have you spotted with those Bluethooth devices for their phones? Those things are everywhere! And Sony is not going to miss out on this trend. Just before CES 2007, The electronics giant introduced the DR-BT21G, a high quality, light Bluetooth stereo clip-ons. This is Sony's contribution to the continuous innovation around the sound quality associated with wireless headphones. Sony claims you will hear the difference and that these babies deliver a great bass for the buck. The other nice feature about these phones is that they fold up for each transportability. The are available in two colors via retailers like amazon.com and audiocubes.com.
Type: Open air dynamic typeDriver Unit: Aperture 30mm
Playback frequency zone: 14-24,000Hz
Transmission band (A2DP)(44.1KHz sampling): 20-20,000Hz
Remote control function: Playback, halt, stop, tune sending and tune
resetting
Power source: DC 3.7V
Charge time: 2.5 hours
Electric battery duration: 11 hours
Continual expecting: 100 hours
Weight: 63g