The E-Max Shadows are Bluetooth-enabled, rechargeable electronic earplugs that take you anywhere, play your music and protect your ears. The earbuds feature high-quality stereo sound and Bluetooth 5.0 that allows pairing with your mobile device. With a noise reduction of 23 dB, it fulfills its main task, the protection of your hearing, very well. Two microphones ensure clear directional reproduction and are equipped with an easy-to-use touch volume control. The charging case has a built-in lithium battery that allows you to charge your earbuds 4-5 times on the go (with a runtime of up to 25 hours!) before needing to be recharged too. To charge, simply plug the case into any micro USB charger (micro USB cable included). Both the charging ports and the earbuds are equipped with magnets, so they always connect correctly. The following features are included: - 23db noise reduction - Battery life: 5 hours per charge - Bluetooth 5.0 is always on - Case included with built-in 600 mAh Li-Ion battery - the case can charge the earbuds 4-5 times on one charge - Built-in Battery charges via micro USB - Connects to cell phones or other Bluetooth devices for music or phone calls - Includes multiple interchangeable earbuds of different sizes and materials - Adjustable ambient noise gain - Ideal for hunting, shooting competitions and even mowing the lawn! how to use it Operation is very simple, see for yourself: Functions Current Status Operation/Result LED Prompt Power On Power Off Touch each panel for 1 second Green LED prompt for 1s Power on Charge Remove earbuds from charging case Green LED prompt for 1s Power Power off Power on Touch either field for 8 seconds to turn off an earbud. Red LED for 1s Prompt to switch on Put earbuds back in the charging case Red LED for 1s - answer/end call Incoming/outgoing call Double touch either control panel - beep Ignore call Incoming call Touch either surface for 2s - beep Voice assistant (Siri /Google Assistant) Standby Triple touch either panel - Sound Pause/Play music Music playback Double touch either panel - - Ambient mode on/off Power on Touch either panel for 2s - - Volume control Music playback/ Ambient mode on Slide on either panel both panels up/down to adjust the volume - - Factory reset Power off Turn off the earbuds, then touch both panels for 10 seconds. Red/Green LED then power off - (auto-translation)