Hands on: Grado's first wireless open-back headphones, the GW100Apkmodsios.com Fingers on: Grado's first wi-fi open-back headphones, the GW100 Grado is a well known model in audiophile circles, ... Posted by: AppleInsiderJune 21, 2019Tags: first, grado, gw100, hands, headphones, wirelessReply