Internet and Wireless modules

SIM900 Four Band GSM GPRS Module with Antenna shield for Arduino features:
- GSM / GPRS SIM900 module-based development card / shield from Simcom
- The shield allows you to get SMS, MMS, GPRS and audio via UART by sending AT commands (GSM 07.07, 07.05 and SIMCOM Enhanced COM Commands).
- The shield also has 12 GPIOs, 2 PWMs and a ADC of the SIM900 module (All of them are 2V8 logic) present on board.
- Quad-Band 850/900/1800/1900 MHz: it would work on GSM networks in all countries of the world. - GPRS multi-slot class 10/8
- GPRS mobile station class B
- Complies with GSM phase 2/2 +
- Class 4 (2 W @>

NFC Card Type 2 NTAG215 RFID Dual Label 13.56 MHz features:
- Standard: NFC Forum Type2 Tag Ntag215
- Protocol: ISO14443A
- Memory: 540B (504B) EEPROM - Operating frequency: 13.56MHZ
- Reading distance: 0-10CM
- Communication speed: 106Kboud
- Working temperature: -20ºC to 70ºC
- Number of uses 100,000 times
- Data retention: 10 years
- Material: PVC
- Dimensions 86 x 54 x 0.84 mm

GSM A6 Four Band GPRS Module with MCU Antenna features:
- GSM / GPRS module / development board / shield based on GPRS A6
- Supports GSM / Dual band GPRS, available for remote GPRS and SMS data transmission
- Compact size and low current consumption
- With energy saving technique, current consumption is as low as 5mA (sleep mode)
- Communicates with the microcontroller through the UART port, supports the command including GSM 07.07, GSM 07.05 and Ai-Thinker Enhanced AT Commands
- Working frequency: four-band network, 850 / 900/1800 / 1900MHz
- Operating voltage: 4.8-9VDC (Supply power of the on-board regulator circuit for the A6 module)
- Working current: 2A maximum
- Current Sleep: 5mA

NFC RFID Tag Card 13.56 MHz can be used in Access Control projects and Alarm, Arduino, Raspberry PI, PIC, AVR projects.

SIM800L GPRS GSM SIM Board Quadband features:
Package includes:
- SIM800L module,
- 2x pin headers,
- Spring antenna,
- 3G PCB antenna - 15cm cable.
- Supported SIM format: Micro SIM.

Can be used in Access Control projects and Alarm, Arduino, Raspberry PI, PIC, AVR projects 10x NFC RFID round card 13.56 MHz features:
- 32 bit unique code
- Protocol: ISO14443
- Compatible with Mifare S50 Classic
- Memory: 1kB EEPROM
- Operating frequency: 13.56MHz
- Communication speed: 106Kboud
- Reading distance: 2.5-10CM
- Reading time: 1-2MS
- Working temperature: -20 ºC to 85 ºC
- Number of uses 100,000 times
- Data retention: 5 years
- Material: PVC
- Dimensions: Ø 25 x 0.8 mm
- Quantity: 10 units of NFC 13.56MHz card

SIM808 GPRS GSM GPS Bluetooth SIM Quadband features:
- SIM card SIM808 GPRS GSM GPS Bluetooth SIM
- Supply voltage range: 3.4-4.4V
- Four bands GSM 850/900/1800 / 1900MHz
- GPRS multi-slot class 12/10
- GPRS mobile station class B
- According to GSM phase 2/2 +
- Class 4 (2 W at 850/900 MHz)
- Class 1 (1W at 1800 / 1900MHz)
- Control by AT commands (3GPP TS 27.007.27.005 and enhanced AT Commands from SIM Com)
- Operating temperature: -40 to + 85 ° C
- PCB dimension: 38x38mm
- GPS sensitivity
- Tracking: -165dBm Cold start Sensitivity
- Cold start: -147dBm
- Time to first solution
- Cold start: 30 s
- Start to warm up: 28s
- Already hot: 1s - Accuracy

The SIM800A modem is based on SIMCOM's dual band GSM / GPRS.

It is compatible with almost any microcontroller, Arduino, PIC, AVR.
It can be used in Access Control projects and Alarm projects. RFID Module with Card and Pendant features:
- Supports Quick CRYPTO1 and MIFARE
- Operating current: 13-26mA at 3.3V
- Standby current: 10-13mA to 3.3V
- Sleep-mode current: <80μA
- Maximum current: 30mA
- Frequency of operation: 13.56Mhz
- Reading distance: 0 to 60mm
- Communication protocol: SPI
- Maximum SPI speed: 10Mbit / s
- Maximum data rate: 10Mbit / s
- Operating temperature: -20 to 80ºC
- Humidity of operation: 5% -95%

NFC RFID Keychain Tag 13.56 MHz features:
- 32 bit unique code
- Protocol: ISO14443
- Compatible with NFC Mifare 1k
- Memory: 1kB EEPROM
- Operating frequency: 13.56MHZ
- Communication speed: 106Kboud
- Reading distance: 2.5-10CM
- Reading time: 1-2MS
- Working temperature: -20ºC to 85ºC
- Number of uses 100,000 times
- Data retention: 10 years
- Material: ABS
- Dimensions 40.5 x 32 x 4.2 mm

NFC module for Educational STEAM Kit.  Near field communication (NFC) is a set of standards for smartphones and similar devices to establish radio communication with each other by touching them together or bringing them into close proximity, usually no more than a few centimeters. Compatible with almost any microcontroller, Arduino, PIC, AVR. It can be used in Access Control projects and Alarm projects. RFID PN532 NFC Module with Card and Pendant features:
- Support i2C, SPI, High Speed UART - Support RFID reading and writing - Support P2P communication with peers - Support NFC with phone - Work in NFC Mode or RFID reader/writer Mode - RFID reader/writer supports: - 1k, 4k, Ultralight, and DesFire cards ISO/>

NFC module for Educational STEAM Kit.  Near field communication (NFC) is a set of standards for smartphones and similar devices to establish radio communication with each other by touching them together or bringing them into close proximity, usually no more than a few centimeters. Compatible with almost any microcontroller, Arduino, PIC, AVR. It can be used in Access Control projects and Alarm projects. RFID PN532 NFC Module features:
- Based on the NXP PN532 chip, it can be used for non-contact communication of 13.56M.
- Greater effective communication distance of 3 cm.