Specifications DJ44A: 2.5mm BAL. female to 4.4mm BAL. male adapter DJ35A: 2.5 BAL. female to 3.5mm male adapter Weight: DJ44A (about 3.5g); DJ35A (about 2.5g) _ Dimensions (L x W x T) DJ44A (about 16.5mm x 13mm x 8.5mm) DJ35A (about 9mm x 13mm x 8.5mm) _ Material Transparent Shell (PC) Metal Shell (Stainless steel) Plug (24k gold plated copper)