12x12x15mm Tactile Push Button Switch IC operational amplifiers This board features a serial

This board features a serial interface and is based on the SIMCOM A7670C LTE modem

Industry-standard package

The length of the cable is 25cm

These are Metal Film Resistor with a value of 62k ohm 1/4W and tolerance of ±1%

This is a - SMD Resistor with a resistance of 0 ohm (0E)

12x12x15mm Tactile Push Button Switch IC operational amplifiers This board features a serialTactile push button switch is Normally Open switch. The tactile button connects the circuit for the time it is kept pressed and as soon as it is released the circuit is disconnected. The Tactile Push button has 4 pins. Two pins are connected internally. These Tactile push buttons features a through hole design. Its high precision mechanism offers acute operation and long life. It is majorly used as standard input buttons in electronics circuits.