![](https://wpp-cdn.developer.sony.com/dp-images/image/7x4/2vkl4atWlo/uploads/sites/19/2023/03/Spresense-LTE-extension-board-opt23.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.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.GjbGW7qEZuMjf8tMZibU9qyJLOmDzZUJYhuTGKoNHVI)
Spresense Extension Board
The Spresense extension board provides pin compatibility with selected Arduino shields along with an SD card slot, a headphone jack and multiple microphone pins.
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Product Specification
Spresense extension board | |
---|---|
Spresense extension board Model name | CXD5602PWBEXT1 |
Spresense extension board Size | 68.6 mm x 53.3 mm |
Spresense extension board Audio input / output | 4 ch analog microphone input or 8 ch digital microphone input, headphone output |
Spresense extension board Digital input / output | 3.3 V or 5 V digital I/O |
Spresense extension board Analog input | 6 ch (5.0 V range) |
Spresense extension board External memory interface | microSD card slot |
![](https://wpp-cdn.developer.sony.com/dp-images/image/7x4/2vkl4atWlo/uploads/sites/19/2023/04/Spresense_230421_p-28_Extension-Board.png?jwt=eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJfX2lzaW1hZ2UiOnRydWUsInVybCI6Ii8ydmtsNGF0V2xvL3VwbG9hZHMvc2l0ZXMvMTkvMjAyMy8wNC9TcHJlc2Vuc2VfMjMwNDIxX3AtMjhfRXh0ZW5zaW9uLUJvYXJkLnBuZyIsImFsdCI6IiIsIndpZHRoIjo5OTUsImhlaWdodCI6NTYwLCJmb2N1cyI6eyJ4IjowLjUsInkiOjAuNX0sInJhdGlvIjoxLjc3Njc4NTcxNDI4NTcxNDIsIl9fcHVibGljIjp0cnVlLCJhbGxvd2VkU2l6ZXMiOlsiMTIwMHhBVVRPIiwiMTAweDY1IiwiMTAweEFVVE8iLCIxMTB4ODIiLCI3NTB4QVVUTyIsIjEwMDB4QVVUTyIsIjEyMDB4QVVUTyIsIjEyMDB4ODAwIiwiMTkyMHhBVVRPIiwiNjAweEFVVE8iLCIxOTIweDEwMDAiLCIyMDB4MTUwIiwiMjI1eDE3MCIsIjIyNXhBVVRPIiwiMjI5eDMwMCIsIjM2OHhBVVRPIiwiNDUweDM0MCIsIjUwMHhBVVRPIiwiNzUweDUwMCIsIjd4MTAiLCI3eDExIiwiN3gxMiIsIjd4MTYiLCI3eDMiLCI3eDQiLCI3eDUiLCI3eDYiLCI3eDciLCI3eDgiLCI3eDkiLCIxeDEiXSwiaW1hZ2VWZXJzaW9uIjoidjYiLCJleHAiOjE5MDQ2ODgwMDAwMDB9.YGPH2KIHF9za-o_sBItlP0doDHAabta_ipvUVXyiy0w)
Spresense extension board pin assignment