Bluetooth stereo audio has certainly helped many people cut the cord between their PMP, cellphone or laptop and their headphones, but the underwhelming default audio codec also generally means cutting out some of the fidelity, too. Sennheiser are hoping to change that with their PX 210 BT headphones
, which use the proprietary apt-X codec for what's promised to be "true hi-fi quality". Question is, how do they hold up to existing wireless-quality kings Kleer
? Check out the full SlashGear review after the cut.