MiNi ENC28J60 Ethernet LAN Network Module For Arduino SPI AVR PIC LPC STM32 Brand new and high quality. chip board ENC28J60/SS. the board 25MHZ crystal. the network interface board HR911105A. 3.3 V power supply pin. Size:5.cm x 2cm x 1.5cm /1.92''x0.72'' Package Included: 1 x MiNi ENC28J60 Ethernet LAN Network Module For Arduino SPI AVR PIC LPC STM32