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Samsung Galaxy S21 Network Specifications


Network
SpeedHSPA 42.2/5.76 Mbps, LTE-A (CA), 5G
SIMSingle SIM (Nano-SIM and/or eSIM) or Dual SIM (Nano-SIM and/or eSIM, dual stand-by)
SIM (Subscriber Identity Module) is a small card that contains mobile network subscriber's account information. This allows the phone using the card to attach to a mobile network. The SIM card is most commonly associated with GSM and UMTS mobile networks. Moving a SIM card from one phone to another allows a subscriber to switch mobile phones without having to contact their mobile network carrier. SIM cards can also be used by a phone to store limited amounts of data, such as phone numbers and text messages.
2G NetworkGSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only)
3G NetworkHSDPA 850 / 900 / 1700(AWS) / 1900 / 2100
4G Network1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G991U1
5G Network2, 5, 25, 41, 66, 71, 260, 261 SA/NSA/Sub6/mmWave - SM-G991U1

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Introduction
The Samsung Galaxy S21 boasts impressive cell phone specs that enhance user experience. These features include network speed, SIM capabilities, and 2G-5G network compatibility.

Network

Speed
The Samsung Galaxy S21 offers HSPA 42.2/5.76 Mbps, LTE-A (CA), and 5G network speeds. This means faster download and upload times, less lag, and overall smoother operation for users.

SIM
The Galaxy S21 offers both single and dual SIM capabilities, allowing for flexibility in personal and professional use. Switching between devices has never been easier with the ability to transfer account information from one phone to another using a SIM card.

2G-5G Network Compatibility
The Galaxy S21 supports GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 (Dual SIM model only), HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100, and 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 18, 19, 20, 25, 26, 28, 30, 38, 39, 40, 41, 46, 48, 66, 71 - SM-G991U1 5G networks. This ensures that users can stay connected no matter where they are, with faster download and upload speeds and less lag.

Conclusion
The Samsung Galaxy S21's network features are impressive and enhance the user experience. With fast network speeds, flexible SIM capabilities, and compatibility with a wide range of networks, this phone is a top contender for those looking for a reliable and efficient device.
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