Specifications:

• Supply Voltage: The USB socket or pin female power supply voltage and the operating voltage of the same chip.
• Crystal: 8M.
• PCB Board Size: 7.4cm * 3.4cm.
• The Thickness Of The Module:1.6mm.
• Aperture: 3 mm.
• The module USES standard double panel.

Package Include:

• PCB board *1
• 28P locking seat*1
• USB female*1
• DC3-10 horns seat*1
• 8 * 8 self-locking switch*1
• 40P pin*1
• 8M crystal*1
• 22P ceramic capacitors*2
• 104 ceramic capacitors*2
• 3MM LED red*2
• 6 * 6 buttons*1
• 4.7K resistor*2
• 10K resistor*1