Compatible devices Sennheiser HD650, HD600, HD580, HD660S, HD58X, Massdrop HD6XX Headphones. It is Compatible with Sennheiser HD650, HD600, HD580, HD660S, HD58X, Massdrop HD6XX headphones. Its jack is 3.5mm Male & 6.35mm adapter to the jack fit Sennheiser HD650 HD600 HD580 Headphones.
