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Sennheiser PMX 686 SPORTS Headphones Review
Sennheiser has recently launched a new SPORTS headphones series in Singapore, MX686, CX686, PMX686 and OCX686. While they all sport identical lime-green colour scheme, each of them are designed differently depending on your fitness purpose. To cut off ambient noise, like gym, go for CX686 and OCX686 that are in-ear (ear-canal) designs. If you prefer …