Microsoft Band 2 - Activity Tracker with GPS and HR - Model 1721 LARGE
Continuous heart rate monitor tracks heart rate, calorie burn, and sleep quality
Tracking for running, biking, golf, and more
Email, text, calendar, and call alerts on the go
11 sensors, including GPS, UV monitor,
Microsoft Band 2 - Activity Tracker with GPS and HR - Model 1721 LARGE
Continuous heart rate monitor tracks heart rate, calorie burn, and sleep quality
Tracking for running, biking, golf, and more
Email, text, calendar, and call alerts on the go
11 sensors, including GPS, UV monitor, and barometer
Full-color curved display
Works with Windows Phone, Android, and iPhone
Band material
Thermal plastic elastomer silicone vulcanite (TPSV)
Display size
1.26 x 0.50 in (32 x 12.8 mm)
Display type
AMOLED
Resolution
320 x 128 pixels
Battery life
48 hours of normal use; advanced functionality like GPS use will impact battery performance
Average charge time
Full charge in less than 1.5 hours
Battery type
Li-Polymer
Sensors
Optical heart rate sensor
3-axis accelerometer/gyro
Gyrometer
GPS
Ambient light sensor
Skin temperature sensor
UV sensor
Capacitive sensor
Galvanic skin response
Microphone
Barometer
Additional technology
Haptic vibration motor
Connectivity
Bluetooth 4.0 (Low Energy)