cautionA similar product has been abused by a fraudulent site.Price cannot be reduced.I modify and sell headphones.All soldering is done with silver solderSingle ear headphones for DJs were often used by big name DJs like Larry Levan, Frankie knuckles, and Danny Krivit.Modified SONY MDR-Z700.The LED lights up according to the sound.LED is red and visible inthe dark.All cables and plugs are new.Please do not use it for a power amplifier,a guitar amplifier or a mic amplifier as it is for DJ mixer use only.I have sold headphones overseas on Buyee and From Japan in the past.Confirmation videohttps://www.youtube.com/shorts/zWVfG9uj0ichttps://youtube.com/shorts/BFx5ZMY2pSo?feature=shareCDJTURNTABLEDJ MIXERDJ HEADPHONESSONYPIONEER DJTECHNICSUrei1620BozakRANEVESTAXRODECHOUSEJAZZGARAGELOLIPOPCALIFORNIA STYLE