HT12E (RF Encoder) IC Barometric Pressure Sensor there is a male connector

there is a male connector that is soldered to the PCB &  also a female part consists of crimped wires at one end and the other end can be bare open or can consist of a female part on another end

They can be used for interconnecting electronic components on breadboard or berg strips

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ATmega328P Specifications and features:

HT12E (RF Encoder) IC Barometric Pressure Sensor there is a male connectorThe HT12E Encoder ICs are series of CMOS LSIs for Remote Control system applications. They are capable of Encoding 12 bit of information (HT12E is paired with HT12D) which consists of 8 address bits and 4 data bits. Each address and data input is externally programmable or fed in using switches. HT12E Specifications: Operating Voltage : 2. 4V ~ 12V Easy Interface with and RF or an Infrared transmission medium Secure and robust protocol 18 pin DIP