Compatibility: Wireless speaker power cord for Harman Kardon charger for Harman Kardon speaker onyx studio 8 7 6 5 4 3 2 1 portable speaker system P/N: APIONYXST3; APIONYXST2; NSA40ED-190200; ESX2567Q; 6132A-ONYXST; AU38AA-00; AU38AA-OO; FC0005-0767095; FC0031; FC0027; TR00236-B; OW-XRDP-0NQU. Please Confirm If Your Devices are of the above models Specification: Charger for Harman Kardon speaker studio, Input: AC 100V-240Volt 50-60HZ Output: 19V 40W max, the US standand wall plug, 5 FT and 3.3 FT extra long enough power cord for Harman Kardon onyx studio 7 bluetooth speaker Reliability: 19V dc power supply for Harman Kardon onyx studio 6 charger has built in over current, over voltage, short circuit, over temperature,over charger and electromagnetic wave protected program Durability: Power cord for Harman Kardon speaker charger is made of useful quality material and has been well checked by the manufacturers. It meets OEM standard for long lasting use. This charger for Harman Kardon onyx studio is small enough for travel, it's easy to carry What You Get: 1 piece 19V 40W max charger for Harman Kardon power cord. If you have any question about our power supply for Harman Kardon Speaker Studio, we will reply you as soon as possible within 24 hours 19V Power Supply for Harman Karden Onyx Studio 8 7 6 5 4 3 2 1