https://devzone.nordicsemi.com/f/nordic-q-a/78377/how-exactly-can-i-do-bulk-data-transfer-over-ble-to-peer-device-smart-phoneCan i not simply update a file in the flash and upload it to the smart phone through the ble? There is also an object transfer service server example, for sending objects. But isn&#39;t there any simple example to demonstrate the bulk data transfer fromen-USTelligent Community 13Tue, 10 Aug 2021 11:39:12 GMThttps://devzone.nordicsemi.com/thread/324219?ContentTypeID=1Tue, 10 Aug 2021 11:39:12 GMT137ad170-7792-4731-bb38-c0d22fbe4515:b1b79a33-aef9-4e32-b49e-ecdf5760aa48Simonr<p>Hi Rit</p> <p>The object transfer service is great for sending large amounts of data. We also have<a href="https://github.com/NordicPlayground/nrf52-ble-image-transfer-demo"> this ble-image-transfer-demo</a> on Github showing how you can capture and send a large file (like a JPG image) over BLE to a phone. The android app used can be <a href="https://github.com/NordicPlayground/Android-Image-Transfer-Demo">found here.</a></p> <p>Best regards,</p> <p>Simon</p><div style="clear:both;"></div>