4GHz Wireless Transceiver Module with 2dB Antenna is a high-performance RF communication board designed for long-range, low-power wireless data transfer in IoT systems, robotics, remote controls, wireless sensor networks, and automation projects. The STC-QSFPDD-LR4-10KM transceiver from Swedish Telecom delivers 400Gbps Ethernet over up to 10 kilometers of single-mode fiber (SMF). It uses four LAN-WDM optical lanes, each operating at 106. 3bs 400GBASE-LR4 and QSFP-DD MSA specifications. In a large-capacity optical transmission system, it is important to be able to amplify and transmit over a distance longer than the Tomei section (approx. Operating at a wavelength of 1310nm, this high-performance module supports transmission up to 40 kilometers and is fully compliant with SFP+ MSA and IEEE 802. Featuring the NRF24L01+ chipset and. As a professional optical transceiver manufacturer, Innoptical offers an extensive assortment of optical transceivers to fit your requirements. Ranging from low-data rate to 800 GB, our transceivers cover types of SFP, SFP+, SFP28, SFP56, QSFP+, QSFP28, QSFP56, QSFP-DD, OSFP, GPON OLT transceivers. The nRF21540 is a 'plug and play' range extender offering enhanced link robustness with an integrated power amplifier (PA) and low noise amplifier (LNA) for use in our low power short-range wireless solutions. It is a complementary device optimized to boost the link budget of the nRF52 and nRF53.