$15.00
NewFantasia Replacement Audio Upgrade Cable Compatible with Sennheiser HD650, HD600, HD580, HD660S, HD58X, HD565, HD545, HD535, HD525, HD265, Massdrop HD6XX Headphones 1.2meters/4feetAmazon$38.00
NewFantasia HiFi Cable with 4.4mm Male Balanced Compatible with Sennheiser HD650, HD600, HD580, HD660S, HD58X, Massdrop HD6XX Headphone and Compatible Sony WM1A, NW-WM1Z, PHA-2AAmazon$38.00
NewFantasia 4-pin XLR Balanced Male HiFi Cable Compatible with Sennheiser HD650, HD600, HD580, HD660S, HD58X, HD565, HD545, HD535, Massdrop HD6XX Headphones Silver Plated Audio Upgrade CableAmazon$42.00
NewFantasia 4.4mm Balanced Male 6N OCC Copper Silver Plated Cord 4.4mm Balanced Cable Compatible with Sennheiser HD650, HD600, HD580, HD660S, HD58X, Massdrop HD6XX Headphone Walnut Wood ShellAmazon$22.50
Replacement Earpads for Sennheiser HD600, HD650, HD660S, HD525, HD535, HD545, & Massdrop HD58X, HD6XX Headphones - Soft Velour Cushions for Extra Comfort, by Brainwavz (Black)Amazon$49.00
Linsoul Tripowin GranVia Upgraded OFC Headphone Replacement Cable, HD650 Headphone Connector to 2.5mm TRRS Stereo Headphone Cable,for HD650/HD600/HD580/HD660S/Massdrop HD6XX/HD58X Jubilee(4.92ft)Amazon$24.95
AHG Premium HD 650 HD 6XX Headband Cushion Pad Compatible with Sennheiser Headphones HD600 HD650 HD660S HD 660S2 Massdrop X HD 6XX HD58X Jubilee HD580. Fenestrated Sheepskin | Thick AHG FlexiSoft FoamAmazon$17.99
GEVO Earpads for Sennheiser HD650/HD600/HD660S/HD545/HD525/HD535 Headphones, Velour Ear Pads Cushions Replacement for Massdrop X HD6XX/HD58X and HD580/HD565 Jubilee Headset (Black Velour)Amazon$22.95
AHG Replacement HD 650 / HD 600 Ear Pads Headphone Cushions Compatible with Sennheiser HD650 HD660S HD660S2 HD600 Massdrop X HD6XX HD58X Jubilee HD580 HD565 Jubilee. Premium Velour/High-Density FoamAmazon