Watch Series 2 Steel One Talkband B2 Go
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Basic Info

Suggested Price $269 $150 $100 $180 $80
Release 2016 2014 2012 2015 2016

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Duration 18 hours 5-7 days 10-14 days 3 days 8 months
Rechargeable

Compatibility

Android n/a
iOS n/a
Windows Phone n/a n/a n/a n/a
Mac n/a n/a n/a
Windows n/a n/a n/a

Connectivity

Bluetooth n/a
Cellular
GPS
NFC
Wi-Fi

Display

Color n/a
Resolution 340 x 272 or 390 x 312 168 x 144 n/a 128 x 88 n/a
Size 1.5 inches or 1.65 inches 1.26 inches n/a 0.73 inches n/a
Touch n/a
Type AMOLED e-paper OLED PMOLED E-Ink

Functions

Audio Speaker Bluetooth
Clock
Phone n/a
Vibration n/a
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water Resistance 5ATM 5 ATM Splast Resistant IP57 5 ATM

Notifications

Phone n/a
Emails n/a
Texts n/a

Software

Operating System Watch OS Pebble OS n/a n/a n/a
Apps n/a
Music

All Wearables