What are Timing Devices,load frequency control, voltage control, quartz crystal

 ABS07 Series 32.768 kHz ±10 ppm 12.5 pF -40 to +85 °C SMT Low Profile Crystal

https://www.futureelectronics.com/p/electromechanical--timing-devices--crystals/abs07-32-768khz-1-t-abracon-8665408