are cowin e7 headphones waterproof?
You can now play sound on a Bluetooth device via the speaker. COWIN E7 Active Noise Cancelling Headphones Bluetooth Headphones with Mic Deep Bass Wireless Headphones Over Ear, Comfortable Protein Earpads, 30H Playtime for Travel Work TV PC Cellphone - Black is one of the best waterproof speakers in the market.