Vibe Callie Smartwatch with Bluetooth Call Black

• 1.43-in. AMOLED HD touch screen; works with app to save personal, health-related data;• On-wrist Bluetooth(R) calling;• Phone-assisted GPS helps calculation of many important statistics;• Heart rate and blood oxygen monitoring;• All-day activity tracking;• 100+ workout modes;• Sleep tracking with REM data;• Includes charging cord and manual;