What do you understand by 2.5G How is it different from 2G and 3G technologies?

Advanced version are 2.5G and 2.75G. … Difference between 2G and 3G Cellular Network : 2G3GIt is less secure than 3G.Highly secure as 3G network permits validation measures.Video calls cannot be made.Video calls can be made.Downloading and uploading speed is upto 236 kbps.Downloading speed is upto 21 Mbps and uploading speed is upto 5 Mbps.Difference between 2G and 3G Cellular Network – GeeksforGeeks www.geeksforgeeks.org › difference-between-2g-and-3g-cellular-network

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What is 1G phone?

1G: Voice Only 1G is the first generation of wireless cellular technology . 1G supports voice only calls. 1G is analog technology, and the phones using it had poor battery life and voice quality, little security, and were prone to dropped calls. The maximum speed of 1G technology is 2.4 Kbps.3 Eyl 2021

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What are the advantages of 2G?

Advantages of 2G over 1G It allows voice signals to be digitized and compressed . So, they are more efficient on frequency spectrum than 1G. They introduced data services for mobile in form of SMS text messaging. Data and voice signals are digitally encrypted.28 Eyl 2018

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