Sennheiser 4-Pin XLR Balanced Stock Cable for HD-600, HD-650, HD-660 S – Corpse Cable
Geekria Apollo - Cable de Plateado de Cristal único Compatible con Sennheiser HD600, HD650, Cable de Repuesto para Auriculares de Alta resolución, Auriculares HiFi (Enchufe de 3,5 mm / 4 pies) : Amazon.es: Electrónica
Balanced HD 650 : r/headphones
Uber Sennheiser HD6xx V2 with upgraded drivers and choice of balanced or single ended cable - Custom Cans Shop
Cable XLR HiFi equilibrado para HD650, HD600, HD660s, HD6XX, UP OCC, cobre plateado| | - AliExpress