Voice Module MP3 Player

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

A compact, low-power Bottom Effect System Transceiver.
Transceiver based on the SI4463 Silicon Labs chip.
Industry standard model.
In full power operating conditions, open the communication distance up to 2000 km.
Much more than the SI4432.
Si4463 is a high performance 433 MHz transceiver. and low current consumption of the EZRadioPRO series, which includes a complete transmitter and receiver.
Higher sensitivity -126dBm.
The maximum output power of + 20dBm, support (G) FSK, 4 (G) FSK, (G) MSK, OOK and ASK modulation.
The data rate in the range of 100bps ~ 1Mbps.
Operating voltage of 1.8V ~ 3.6V.
FCC approval / IC. 2km radius SI4463 433MHz RF Arduino Telemetry features:
- Supply voltage: 1.8 ~ 3.6VDC

The Ethernet module for Arduino and compatible boards based on the Wiznet W5500 chip, faster than the previous W5100. It provides an easy way to connect your module to the local network and internet based WIZNET with a TCP/IP interface. Compatible with libraries with the same Ethernet API. A web server can be built with this UNO board shield. It can be used as a server or as a client.

5V water pump with USB connector  for fountain, aquarium, pool, water tank, humidifier, green wall decoration, candle

decoration, solar water circulation,etc.

LED of red color.
The color option allows you to adjust the LEDs to your liking to sew clothes or anything else you can dream of.
Lilypad is a wearable E-textile technology developed to have large connection pads to attach to clothing. Lilypad LED Red features:
- Operating voltage: 3 - 5 VDC
- Very bright
- Density of the PCB: 0.8 mm
- LED color: red
- Size: 5.5x12.5 mm
- 1 LED included

Lilypad Battery Support Button Cell 3V CR2032 features:
- Battery holder for your Lilypad projects
- For 20mm diameter battery type CR2032
- ON / OFF control
- Connection points: 4

CNC Shield + UNO R3 CH340 +4x A4988 Stepstick 3D Printer Arduino kit features:
- Content:
* 1x UNO R3 CH340 Compatible with Arduino
* 1x CNC Shield V3
* 4x A4988 Drivers
* 4x Heatsinks for A4988
* Jumpers

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