https://devzone.nordicsemi.com/f/nordic-q-a/79708/sending-huge-chunk-of-data-from-microsd-to-phone-bluetooth-mtu-configuration-transfer-rate-etcHi Nordic Dev Team, I need suggestion on how to achieve this. My microSD saves chunks of 50kB raw data. I would like to retrieve this data once connected to the phone, and then send them to server as the end goal. I understand that Bluetooth transferen-USTelligent Community 13Thu, 16 Sep 2021 12:18:17 GMThttps://devzone.nordicsemi.com/thread/329831?ContentTypeID=1Thu, 16 Sep 2021 12:18:17 GMT137ad170-7792-4731-bb38-c0d22fbe4515:4b806cfd-d742-4811-83cd-e6e7ce198a5cKenneth<p>I am going to point you to a third party blog that I think explain this well:<br /><a href="https://www.novelbits.io/bluetooth-5-speed-maximum-throughput/">https://www.novelbits.io/bluetooth-5-speed-maximum-throughput/</a></p> <p>Kenneth</p><div style="clear:both;"></div>