Ray-Ban RB8309 Tech Sunglasses 59 mm, Non-Polarized, Black/Grey

"From the G-Timeless Collection. A prestigous design with classic, round face and diamond-patterned dial is crafted in the durability and lasting elegance of stainless steel. Stainless steel case diameter; 27mm (1.06"") Precision quartz movement Water-resistant to 3ATM Stainless steel bezel Round face Black diamond-pattern dial Markers Second hand Date display at 4 o'clock Stainless steel bracelet Made in Switzerland "

Stone Set A|X Logo on Dial

Connect a RS-232 serial device such as a modem to a USB port on your computer

Supports up to 500kbps data transfer rate

Detects USB suspend condition

Supports BUS Power, no external power adapter required

USB 1.1 Specifications, RS-232 serial interface. Supports data rate up to 6Mbps. Detects USB suspend condition

Compliant with Windows 7/Vista/XP/2000/ME/98SE and Mac OS 10.1-10.6

Easy Plug and Play installation ...