Features:
* 51 MCU SCM Minimum System Development Board
* With 40 pins
* Brand new and high quality.
* Crystal oscillator: 11.0592 M
* Support chip: STC89C52, STC12C5A60S2, STC11/10 x series and AT89S52
* Single power switch
* DC-005 power ICE socket (w/ 5.5*2.1 supporting seat)
* Expand two channel: VCC, GND
* Built-in accessories design for saving space
* PCB Size: 69x31x1.6 mm