https://devzone.nordicsemi.com/f/nordic-q-a/50110/are-these-connection-parameters-okayHi, Are these connection parameters okay? We have been seeing random disconnections with error 0x08(connection timeout) in the field. Is there any relation to those values? These values are chosen my predecessor So I really don&#39;t know what wasen-USTelligent Community 13Tue, 23 Jul 2019 00:27:45 GMThttps://devzone.nordicsemi.com/thread/199897?ContentTypeID=1Tue, 23 Jul 2019 00:27:45 GMT137ad170-7792-4731-bb38-c0d22fbe4515:c42fcd92-7642-4334-9a90-7a7817599286Jimmy Wong<p>You can refer to the apple bluetooth development guideline r8 (download from apple web page) for your reference.</p> <p>Bluetooth Accessory&nbsp;Design Guidelines for&nbsp;Apple Products&nbsp;</p> <p>such as</p> <p>Interval Max * (Slave Latency + 1) * 3 &lt; Timeout</p><div style="clear:both;"></div>https://devzone.nordicsemi.com/thread/199874?ContentTypeID=1Mon, 22 Jul 2019 16:56:40 GMT137ad170-7792-4731-bb38-c0d22fbe4515:3b6432bc-25af-4ae0-85bd-dea393a8aa8fawneil<p>You will get a&nbsp;<span>connection timeout when the device is out or range - so what is the signal level when you see these ?</span></p> <p><span></span></p><div style="clear:both;"></div>