A SIMcard is an integrated circuit (IC) intended to securely store an international mobile subscriber identity (IMSI) number and its related key, which are used to identify and authenticate subscribers on mobile telephone devices. Technically the actual physical card is known as a universal integrated circuit card (UICC); this smart card is usually made of PVC with embedded contacts and semiconductors, with the SIM as its primary component. In practice the term "SIM card" is still used to refer to the entire unit and not simply the IC.
A memory card is an electronic data storage device used for storing digital information, typically using flash memory. These are commonly used in digital portable electronic devices, such as Digital cameras as well as in many early games consoles such as the Nintendo Wii. They allow adding memory to such devices using a card in a socket instead of protruding USB flash drives.
Secure Digital, officially abbreviated as SD, is a proprietary, non-volatile, flash memory card format the SD Association (SDA) developed for use in portable devices.
MultiMediaCard, officially abbreviated as MMC, is a memory card standard used for solid-state storage. Unveiled in 1997 by SanDisk and Siemens, MMC is based on a surface-contact low pin-count serial interface using a single memory stack substrate assembly, and is therefore much smaller than earlier systems based on high pin-count parallel interfaces using traditional surface-mount assembly such as CompactFlash. Both products were initially introduced using SanDisk NOR-based flash technology.
The xD-Picture Card is an obsolete form of flash memory card, used in digital cameras made by Olympus, Fujifilm, and Kodak during the 2000s. The xD in the xD-Picture Card stands for eXtreme Digital.
Lexar International is a brand of flash memory products manufactured by the Chinese memory company Longsys.
This table provides summary of comparison of various flash memory cards, as of 2017.
Some mobile phones support use of two SIM cards, described as dual SIM operation. When a second SIM card is installed, the phone may allow users to switch between two separate mobile network services manually, have hardware support for keeping both connections in a "standby" state for automatic switching, or have two transceivers to maintain both network connections at once.
The third-generation Moto G is an Android smartphone developed by Lenovo's subsidiary Motorola Mobility, unveiled in India on July 28, 2015 and released the same day. The Moto G4 is its successor.
CFexpress is a standard for removable media cards proposed by the CompactFlash Association (CFA). The standard uses the NVM Express protocol over a PCIe 3.0 interface with 1 to 4 lanes where 1 GB/s data can be provided per lane. There are multiple form factors that feature different PCIe lane counts. One of the goals is to unify the ecosystem of removable storage by being compatible with standards already widely adopted, such as PCIe and NVMe. There already is a wide range of controllers, software and devices that uses these standards, accelerating adoption.
Moto X4 is an Android smartphone developed by Motorola Mobility, a subsidiary of Lenovo. Unveiled on August 31, 2017, at IFA, it is a revival of the previously discontinued Moto X line. It was released in Europe at the end of September 2017.
The ROG Phone is an Android gaming smartphone made by Asus and the first generation of the ROG smartphone series. It was announced on June 8, 2018 at the Computex computer expo, being the first Asus smartphone to be targeted mainly to gamers. It competes with the Razer Phone, Xiaomi Black Shark, and ZTE Nubia Red Magic.
Huawei Mate 20 is a line of Android phablets produced by Huawei, which collectively succeed the Mate 10 as part of the Huawei Mate series. The flagship models, the Mate 20 and Mate 20 Pro, were unveiled on 20 July 2018 at a press conference in London.
OPPO R7s is a line of Android-based smartphone manufactured by Oppo that were released in October, 2015. OPPO R7 series has all-metal flashing, the fit and finish and the arcs towards its display edges. OPPO Company developed after OPPO R5s. However, the phone was discontinued with the release of more developed version like OPPO R15 and OPPO R17. The phone offers an improved screen, battery and design comparing to the previous phones. Reviewer had a mix review. Its design and battery quality were universally praised, also, its display received the positive feedback after tests. Reviews had both positive and negative comments, with no finger print sensor or face ID like Apple system. This would result insecurity of personal privacy.
The Honor 8x is a smartphone made by Huawei under their Honor sub-brand. It is a successor of the Huawei Honor 7x within the Huawei Honor series.
The Samsung Galaxy A01 is a budget Android smartphone manufactured by Samsung Electronics as part of its A series. The phone was announced in December 2019 and released in January 2020. The phone come in the colors black, blue, and red. The phone features a 5.7-inch 720p touchscreen display, a dual camera setup, and comes with. One UI Core 2.0 over Android 10. A similar device, Galaxy M01, was first released in June 2020, which shares some of the features with the Galaxy A01.
The Nokia 8.3 5G is a Nokia-branded smartphone released by HMD Global Oy, running Android One. It is HMD's first 5G phone, and was announced on 19 March 2020 alongside the Nokia 5.3, Nokia 1.3, and Nokia 5310 (2020). The Nokia 8.3 5G is claimed by HMD executive Juho Sarvikas to be the first smartphone which is compatible with every 5G network operational as of its announcement. It was released in September 2020.
The Samsung Galaxy A32 is a mid-range Android smartphone developed and manufactured by Samsung Electronics. It serves as the successor to the Galaxy A31. The phone is similar to its predecessor, but features an upgraded 64 MP main camera. The device also comes with a 5G variant with stripped-down camera and screen, but with a faster SoC.
The Samsung Galaxy A23 is an Android-based smartphone designed, developed and marketed by Samsung Electronics as a part of its Galaxy A series. The phone was announced on March 4, 2022, alongside the Galaxy A13.
In January 2, 2017, Samsung unveiled the 2017 edition of the Galaxy A series, comprising three models. This move marks Samsung's first product launch since the discontinuation of the Galaxy Note 7 back in October 2016. Following the unveiling, Samsung announced that they would sell up to 20 million smartphones, targeting Western and Eastern Europe, Africa, Asia, and Latin America.
