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__NOTOC__
{{GD Template Impl}}
==Overview==
'''X728 V2.0'''
[[File:X728-V2.0-01.jpg|700px|none|X728 V2.0]][[File:X728-V2.0-02.jpg|700px|none|X728 V2.0]]
| 38 || GPIO20 for buzzer control <span style="color:red;">(NEW Add on V2.1 only)</span>
|}
==PCB Layout==
[[File:X728-PCB.png|700px|X728 V1.3 PCB Layout]]
[[File:X728_V2.0_PCB_Layout.jpg|700px|X728 V2.0 PCB Layout]]
[[File:X728-V2.1-PCB.png|700px|X728 V2.1 PCB Layout]]
==18650 battery dimension==