Amphenol 31-3220 RF & Coaxial Connector, Brass Body, Silver Plating, 50R Impedance

Single Chip Ultra Low Power RF Transmitter for the 315/433/868/915 MHz SRD Band 24-TSSOP -40 to 85
2.4GHz RF Transceiver + MCU | ARM 32-bit | 16KB FLASH | SPI/UART/I2C
BNC RF Coaxial Connector, Brass Body, Nickel Plating, Gold Contacts, 75 Ohm Impedance

BNC-TNC 50R RF Connector, Brass Body, Gold Contact, -65°C to 165°C