CORN GT30 Phone User Guide
This user manual provides safety instructions and guidelines for the CORN GT30 phone. It includes information on charging, battery replacement, and usage in potentially explosive environments. The manual also lists the device's frequency bands: GSM 850/900/1800/1900MHz, WCDMA 850/900/1900MHz, and FDD-LTE B2/B4/B5/B7/B8/B17/B28ab.