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Hm-10 Transparent Serial Port Bluetooth 4.0 Module With Logic Level Translator - Integrated Circuits - AliExpress
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1pc Hm-10 Transparent Serial Port Bluetooth 4.0 Module With Logic Level Translator - Integrated Circuits - AliExpress
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AT-09 4.0 BLE Wireless bluetooth Module Serial Port CC2541 Compatible HM-10 Module Connecting Single Chip Microcomputer
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