The RS-485 modules are suitable for communication over longer distances. You can enable multiple Arduinos to communicate with each other or connect an Arduino to a Raspberry Pi.

Technical details:
Operating voltage: 5V
On-board chip MAX485
RS485 to TTL module, allows the establishment of a 2-wire bus for multiple devices
Low power consumption for RS-485 communication
All pins of the chip are accessible
Screw terminals for the field bus
Size: 44 x 14 mm
Weight: 4 g

Delivery includes:
1 x RS485 module MAX485 TTL 5V.