Hammer Zest-H Wireless Sports Earphones: Amazon.in: ...

A WirelessBluetoothSportsEarphones that is IPX7 waterproof and is precisely designed so ergonomically with dual earbud masterpiece for long hour comfort and snugged fit into ear canal with adjustable earbuds and tangle free cable. It functions on 4.2 Bluetooth connectivity along with CSR chipset.