Nearly 7” wide by 3.1” tall by 2.3” deep, PWS.01 is around a half-inch to an inch larger in each dimension than the plastic and metal speakers that defined the near-pocketable Jawbone Jambox category several years ago. The medium-brown walnut core is capped by fairly dark gray front and back bumpers, then interrupted by small pills holding rubber controls on the top and micro-USB/audio-in ports on the right. Grain Audio’s…
