(1) Philips ActionFit SN503 Wireless Bluetooth Earphones with Heart Rate Monitoring and IPX5 (TASN503BK) 100% Brand New / Factory Sealed in its original box! What's Included in the box: (1) Earphone/Headphones (1) USB cable 3 sizes ear caps/cushions DESCRIPTION: *IPX5 waterproof. Waterproof and sweat-proof. Sweat hard, train in the rain, or even wear them in the shower. *Heart-rate monitor built in. A sensor in the earbud tracks your heartbeat with precision. You'll know when to push it and when to rest, so you get the best possible results from every workout. Compatible with open fitness-tracking apps such as Strava and Runkeeper. *Soft rubberized wing tips. Secure and comfortable fit no matter how hard you train. *Built-in mic with echo cancellation for clear audio *6 hours play time: Run faster. Jump higher. Kick harder. You get 6 hours play time, even when monitoring your heart rate. A single charge takes 2 hours. *Smart pairing: The headphones are ready to pair the instant you switch on Bluetooth. Once they're paired, they remember the last device they were paired with.