30
2024.04
What Are the Advantages of DMR System?
DMR system has a longer battery life cycleMobile devices have long faced the problem of short battery life, and previously, a battery had very limited additional talk time after being fully charged.Ho...
18
2023.12
Introduction to the Technology of PMR Radios
LTE radio refers to electromagnetic waves that propagate in all free space (including air and vacuum) and are one of the limited frequency bands, with an upper frequency limit of 300 GHz (gigahertz) a...