https://devzone.nordicsemi.com/f/nordic-q-a/5703/nrf51-smart-remote-2Hello, I am interested in &quot;nRF51 Smart Remote 2&quot;. As I have read in Product Brief it supports feature &quot;Voice Command Features&quot;. But I couldn&#39;t find any information about this in &quot;nRFready Smart Remote 2 Reference Design Kit User Guide&quot;. Could you explainen-USTelligent Community 13Tue, 24 Feb 2015 10:35:55 GMThttps://devzone.nordicsemi.com/thread/19969?ContentTypeID=1Tue, 24 Feb 2015 10:35:55 GMT137ad170-7792-4731-bb38-c0d22fbe4515:ee773a85-44ec-4b6c-9228-ac2051f12ce5Hung Bui<p>Hi Artem, There is an extra module for voice input that you need to plug on the Smart Remote 2 in order to do voice command.</p> <p>The Voice Input Module is released after the nRF Smart Remote 2 and there could be the chance that we haven&#39;t updated the Userguide.</p> <p>But you can have a look <a href="https://www.nordicsemi.com/eng/Products/Bluetooth-Smart-Bluetooth-low-energy/nRFready-Voice-Input-Module">here</a>.</p> <p>There is a Cortex-M0 and a digital microphone (option for analog mic) on the Voice Input Module. It&#39;s connected to the nRF51 on the Smart Remote via I2C and UART.</p><div style="clear:both;"></div>