Features:The wireless speaker chargers provides strong protect.Good antiinterference performance and high reliability.High working efficiency.Low operating temperature and long service life.100240V input ranges, meeting global usage standards.Good insulation performance and high dielectric strength.With short circuit, over load, overvoltage protect functions.Specifications:Material:ABSColor:BlackInput:100240V;Option Type:Speaker Power Adapter with USPlug;Speaker Power Adapter with EUPlug;Speaker Power Adapter with UKPlug;Suitable for Harman Onyx Studio7 :HKOS7BLKAM;Onyx Studio 6;HKOS6BLKAM;HKOSBLUAM;HKOS6;HKOS6GKYAM;HKONYXS2BLKJK;Onyx Studio 5:HKOS5BLKAM;HKOS5BLUAM;HKOS5GRYAM;Onyx Studio 4:HKOS4BLKAM;HKOS4BLUAM;HKOS4WHTAM; HKOS4BLKBSG; HKOS4BLKEU;HKOS4WHTBSG; HKOS4BLUBSG;Onyx Studio 3:ONYXSTUDIO3R;HKONYXSTUDIO3BLKUS;ONYXSTUDIO3REDG1;ONYXSTUDIO3K;ONYXSTUDIO3BLUEG1; HKONYXSTUDIO3BLKAM;Onyx Studio 2:ONYXSTUDIO2BLKUS;Onyx Studio 1:HKONYXSTUDIOG1;HKONYXSTUDIOJN;Note:Please allow 12cm errors due to manual measurement,please make sure that you do not mind before you order.Due to the difference between different monitors, the picture may not reflect the actual color of the item.Package includes:1xPower Adapter