To power off, hold both earbud touch panels for a few seconds until you hear “Power off”. Place them in the charging case to charge when not in use.

After long use, if the earbuds don’t charge or turn on, this may be due to the oxidized magnet connector. Use Alcohol Rag to clean the connector of both the earbuds and the charging cases. To connect your wireless earbuds to your Kindle Fire, simply put them into pairing mode and then search for them in the Bluetooth settings on your tablet. Once they’re paired, you’ll be able to listen to music, audiobooks, podcasts, and more!The headphones support voice assistant that can be easily accessed from them. This allows you to you control your phone with the voice assistant without actually touching the phone making your life a little easier. COMPATIBILITY Take out both two EarBuds and hold MFBs on both of them for 1s to power on. Then double tap MFBs on both EarBuds separately and wait until two of them auto connect with each other (LED blinks red and white for 1s). The battery life of these headphones is good. They are charged by using the Type C charging cable and fast charging. These headphones are completely charged in one hour only. They offer a playtime of 48 hours when fully charged. OTHER FEATURES

For their low price, the Rulefiss Q38 wireless earbuds offer great value with their sporty, comfortable design, solid Bluetooth connectivity, and pretty good sound. While not the best sounding or longest lasting, they have most of the features people want in a simple pair of workout earbuds. For casual gym-goers and runners on a budget, the Rulefiss Q38 Wireless Earbuds are an excellent and affordable option. Specifications One way is to use an adapter that plugs into the micro USB port on your Kindle Fire and has a Bluetooth receiver built-in. Once you’ve plugged in the adapter, you’ll need to put your earbuds into pairing mode and then search for them on your Kindle Fire.To charge the earbuds, simply place them in the charging case and close the lid. The Rulefiss Q38 Wireless Earbuds will automatically power off and start charging. The LED indicator lights on the front of the case will show the charging status of the case and earbuds: Activate call waiting facility on your cellphone.(you may refer to cellphone’s manual for more details.) Take out the right EarBud and hold its MFB for 5s to trigger pairing mode then wait for auto connection with cellphone. After the auto connection is done, take out the left EarBud and hold its MFB for 1s to power on. Now wait until two EarBuds auto connect with each other(LED blinks red and white for 1s). Run the earbuds down close to empty (0-10% left) once a month or so and then recharge fully. This helps calibrate the battery indicators.

The earbuds feature a Bluetooth V5.1. They are compatible with all the devices that support Bluetooth like computers, smartphones, tablets and laptops. BATTERY LIFE Turn on the headphones by taking them out of the charging case and tapping and holding the touch screen for 4 seconds. The headphones will enter in to pairing mode. End call: During three way calling, hold MFB for 1s to end the active call while re-activate the held one.Notes: if EarBuds are unable to be charged, please charge for the charging case via USB cable first(for more details, please refer the following steps).