Designed to be paired with the company's Cerulean TX Stereo Bluetooth Transmitter for iPod (not included), and/or your Bluetooth 1.2 or 2.0+EDR cellular phone, iSkin's new Cerulean F1 Wireless Stereo Bluetooth Earphones ($130) claim to be the lightest and smallest such stereo headset on the market. Packaged with two sets of ear mounts - one with metal accents, one without - Cerulean F1 can be used in stereo mode with compatible Bluetooth 2.0 audio…