Plantronics has made a name for itself in the wireless headset space, but there's plenty of room to grow when it comes to premium stereo offerings. BackBeat Go is the company's smallest and lightest wireless earbud set to date, tipping the scale at 13 grams, or "about the weight of three nickels." The cordless rig includes a pair of earbuds linked with a flat tangle-free cord, with inline controls to adjust volume and an integrated mic for calls. The Bluetooth-enabled Go can sync up with one device at a time, so you'll need to repeat the pairing process if switching between phones or t
