EMPIRE 3.5mm Hands-Free Black Stereo Headset for Casio G'zOne Commando 4G LTE Specially designed stereo headset for Casio G'zOne Commando 4G LTE. Amazing sound quality. Experience your favorite tunes and conversations like never before! Silver plated plug ensures solid connection. Never worry about signal loss. Built in microphone produces crystal clear voice reproduction. EMPIRE is a registered trademark with the USPTO.