Used Sennheiser CX870 Earphones If you are looking for earphones with minimalist and understated elegance, look no further than the CX 870 ear canal phones. Their chrome plated parts add a touch of shimmer for a look that is classic with a contemporary flair. Sound-wise, you will be treated to a powerful stereo sound with a precise bass - all thanks to their high performance dynamic speaker systems and diaphragm guards. Their dual hardness silicon ear adapters ensure a personalised comfort fit as well as high passive attenuation of ambient noise. Features Sophisticated ergonomic design with high performance dynamic speaker systems Silicon ear adapters for a personalised comfort fit Diaphragm guards for an enhanced audio performance