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  2. Samsung Galaxy A33 5G - Wikipedia

    en.wikipedia.org/wiki/Samsung_Galaxy_A33_5G

    The Galaxy A33 5G is a smartphone with a slate-type factor form, which is 159.7 × 74 × 8.1 mm in size and weighs 186 grams. [ 1 ] The device is equipped with GSM, HSPA, LTE and 5G connectivity, Wi-Fi 802.A/b/g/n/ac dual-band with Bluetooth 5 Wi-Fi Direct support and hotspot support.1 with A2DP and LE, GPS with BeiDou, Galileo, GLONASS and ...

  3. ISO/IEC 7816 - Wikipedia

    en.wikipedia.org/wiki/ISO/IEC_7816

    Four example SIM card sizes that use the ISO/IEC 7816 interface. Created in 1988, updated in 1999, amended in 2004, updated in 2007. The standard defines an eight (or six) pin interface; the first pin is located at the bottom-right corner for the image given.

  4. SIM card - Wikipedia

    en.wikipedia.org/wiki/SIM_card

    A typical SIM card (mini-SIM with micro-SIM cutout) T-Mobile nano-SIM card with NFC capabilities in the SIM tray of an iPhone 6s cell phone A SIM (Subscriber Identity Module) card 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 ...

  5. Comparison of mobile phone standards - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_mobile_phone...

    SIM card: Some electronics, e.g. amplifiers Good coverage indoors on 850/900 MHz. Repeaters possible. 35 km hard limit. Very low density Hard Yes GPRS Class A 2G: CDMA: IS-95 (CDMA one) Digital: 1995 Limited None None Unlimited cell size, low transmitter power permits large cells Very low density Soft No 3G: CDMA: IS-2000 (CDMA 2000) Digital ...

  6. Talk:SIM card - Wikipedia

    en.wikipedia.org/wiki/Talk:SIM_card

    A device manufactured by NooSY Apple [1] has now been released allowing the conversion of mini-SIM cards to micro-SIM cards via a mechanism not unlike that of a hole-puncher. there's no way this belongs in the lead, which is intended to summarise the article and should only have key points. I question if this belongs at all.

  7. Samsung Galaxy A23 - Wikipedia

    en.wikipedia.org/wiki/Samsung_Galaxy_A23

    The design of the smartphone is similar to the Samsung Galaxy A33 5G. Below are the USB-C connector, speaker, microphone and 3.5 mm audio jack. The second microphone is located on top. Depending on the version, there is a slot for 1 SIM card and a microSD memory card up to 1 TB or a slot for 2 SIM cards and a microSD memory card up to 1 TB.

  8. Samsung Galaxy A73 5G - Wikipedia

    en.wikipedia.org/wiki/Samsung_Galaxy_A73_5G

    Below are the USB-C connector, speaker and microphone. Depending on the version, there is a slot for 1 SIM card and a microSD memory card up to 1 TB or a hybrid slot for 2 SIM cards or 1 SIM card and a microSD memory card up to 1 TB and a second microphone. On the right side are the volume buttons and the smartphone lock button.

  9. Samsung Galaxy Duos - Wikipedia

    en.wikipedia.org/wiki/Samsung_Galaxy_Duos

    Each SIM card in a Samsung dual SIM phone can be set to on or off independently in the top section of the SIM card Manager menu. When both are set to ON, then both can connect incoming calls, but only one at a time. If SIM 2 is in use, a caller to SIM 2 will be redirected by the carrier network as though the phone were off or out of range.