The RFM119SW-868S1 RF TRANSMITTER MODULE 868MHZ SMD The RFM119SW-868S1 is a RF TRANSMITTER MODULE 868MHZ SMD designed by HOPERF. Tailored for reliable and efficient wireless communication, this module is suitable for varied uses. Supporting modulation methods like FSK, GFSK, OOK, it provides versatility in data transmission. Operating at a frequency of 868MHz, it ensures stable and efficient performance. The supply voltage range of 1.8V to 3.6V makes it adaptable to different systems. With an operating temperature range of -40°C~+85°C, it performs well in various environments. Compliant with ROHS standards, it supports environmentally friendly practices. This module is a dependable solution for professionals seeking advanced wireless communication technology.