With 14 digital input/output pins (6 can be used as PWM outputs), 6 analog inputs, 16 MHz ceramic resonator, USB connection, power jack, ICSP header
MEGA 2560 R3 MEGAR3, UNO WiFi Rev2 at Rs 999/piece in New Delhi
Arduino Uno Wifi Rev 2 ABX00021 – Makerlab Electronics
Arduino Uno WiFi Rev2 Introducción y actualización de firmware
RFID
Arduino® UNO R4 WiFi — Arduino Official Store
Getting started with the Arduino Uno WiFi Rev2
Geekworm Wholesale UNO R3 ABS Case Shell Protective Enclosure for UNO R3 MEGA2560/1280
Controlling An Arduino Uno WiFi Rev2 Or Arduino Uno With WiFi Shield From A Web Browser - Woolsey Workshop
Arduino Uno WiFi Rev2 - module ABX00021* Botland - Robotic Shop