EarStudio Bluetooth receiver review: Bring high-res wireless streaming to any wired headphones

Wireless headphones are undeniably convenient, but the blunt truth is they just can’t come close to the fidelity of wired headphones. Radsone promises to change that perception with its EarStudio, a smaller-than-a-package-of-Tic-Tacs Bluetooth receiver that brings wireless high-resolution streaming and hands-free calling to any wired headphone. Radsone is in the midst of a Kickstarter campaign to