iChoice Star Activity & Sleep Tracker Black Jobst Mens 8 15 Athletic Sock Special Edition: Black Binaural Black Color:Yellow Special Edition: Black Binaural Black Tubing Black Chestpiece 27 * Tunable diaphragm conveniently alternates between low and high frequency sounds without the need to turn over the chestpiece * Excellent acoustic seal and comfortable fit with patented Snap Tight soft sealing eartips * Comfortably angled anatomically correct headset * Patient friendly nonchill rim and diaphragm * High performance single lumen tubing * 3 year warranty large basket black * +) or Android (4 Tracker can be used with adjustable wristband or belt clip (both included) * Wristband fits wrists up to 8 * Sync the iChoice Star with the free mobile app and online website to track your steps distance traveled weight food intake blood pressure heart rate pulse rate oxygen saturation and sleep progress * Syncs with your iPhone (4S+) iPod Touch (5th gen