Diameter 3.5mm Microphone input interface (pink):
1W8Ω SPK interface: 2Pin white interface, 2.00mm pitch
2.5 Power_in Interface
Standard 5V-2A power adapter
input, using 6.8V transient pipe and 2.6V recoverable fuse to protect the overcurrent of the
power. In order to ensure the normal use, please use the mating power adapter.
Shenzhen Waveshare Electronics Co., Ltd.
www.waveshare.com
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