Do you have a question about the Casio GB-6900B and is the answer not in the manual?
Explains Bluetooth 4.0 connectivity and its features for mobile phones.
Step-by-step guide for manually setting time and date.
Explains the low battery indicator and its impact on watch functions.
Comprehensive technical details including accuracy, functions, and connectivity.
Proper use and limitations regarding water resistance.
Guidance on battery replacement, water resistance checks, and initial battery.