5G is a new radio technology, so naturally those most concerned about environmental health have been asking if it's safe. There's a lot of science on the subject, and also a lot of pseudo-science ...
2G bands GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only) GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (dual-SIM model only) ...