Bluetooth Headphones, Salome Best Wireless Sports Earphones with Mic, IPX6 Waterproof, HD Sound with Bass, Noise Cancelling, Secure Fit, up to 7 hours working time (2017 Upgraded) 

https://www.ebay.com/itm/143029619372

• HOURS OF LISTENING TIME and VOICE PROMPT: Bluetooth Headset can deliver up to 7 hours(MAX) of play time on a full charge. Voice prompt allows notification of incoming calls and phone numbers, so never miss a phone call.
• NOISE REDUCTION: With CVC 6.0 technology, the Bluetooth Earbuds reduce background noise, so you can focus on your favorite music, no matter where you are.
• COMFORTABLE and SECURE FIT: Bluetooth Headphones are secure comfortably in the ear canal. Premium soft smooth silicone gel surface helps sweat proof. It is great for Gym, Running, Jogging, Hiking, Cycling, and impact Sports.
• BLUETOOTH V4.1 and UNIVERSAL CONNECTIVITY: We give you the power of Bluetooth V4.1 technology for seamless syncing to your favorite wireless devices, including iPhone, iPad, Android cell Phones, Windows Phones, and more up to 10 meters 33 feet.
• SUPERIOR SOUND and AMAZING VOLUME: With Advanced APTX tech, our in-ear design offers incredible sound quality with deep bass and crystal clear treble, no matter your taste in music. Works great for soundtracks, audio books, relaxing sounds, and even techno music.