A7139 wireless transceiver module Spi two-way low-power wireless digital transmission RF MODULE 433MHz wireless module
![A7139 wireless transceiver module Spi two-way low-power wireless digital transmission RF MODULE 433MHz wireless module](http://ae04.alicdn.com/kf/Hb34a179ebba44e489c997b7b6bf0142d4.jpg)
sku: 1005002051764415
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$4.72
Shipping from: China
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