These iharmonix Qi-wear glasses from Qmadix offer stereo Bluetooth connectivity and eye protection in one package. They have on-frame controls and an internal rechargeable lithium-polymer battery that provides 7+ days of standby. The glasses use 2.1 + EDR Bluetooth to connect with any Bluetooth-enabled device; dual microphones cancel ambient noise for clear communication (up to 6 hours of continuous talk time). Knowles balanced armature drivers provide up to 8 hours of continuous music. Qmadix says “Howard Leight SmartFit 300 replaceable noise reducing ear-tips provide up to 42dB of noise reduction and an NRR rating of 21″. The lenses are scratch-resistant and replaceable; Qmadix says they meet and exceed ANSI Z87.1-2003 and CAN/CSA Z94.3 impact requirements. Read the Qi-wear brochure here. The glasses have a list price of $299.99. Qmadix seems to be out of stock, but the glasses are available at online retailers, like Brookstone.