Iritating sound appears randomly by using my JBL TUNE 110BT while listening to music, sounds like a very short melody, can't find anything in the Setting to turn it off and don't
Amazon.com: JBL TUNE 110BT - In-Ear Wireless Bluetooth Headphone - Black : Electronics
JBL TUNE 110BT - In-Ear Wireless Bluetooth Headphones - White (JBLT110WHTAM) - Walmart.com
Amazon.com: JBL TUNE 110BT - In-Ear Wireless Bluetooth Headphone - White : Electronics