True Wireless Earbuds for True Musical FreedomLiberty Neo true wireless earbuds are the embodiment of musical freedom. They boast our pioneering graphene-enhanced drivers that deliver a wider soundstage, intensified bass, exceptional accuracy, and crystal-clear clarity. The earbuds? ultra-secure fit keeps them securely in place during your commute, while navigating city streets, or even when working up a sweat. And when you need to recharge, the mini charging case gives Liberty Neo a boost without being constrained by a power outlet and wires.Key FeaturesExpertly Tuned Sound: Graphene drivers produce a wider sound stage with exceptional accuracy and clarity. BassUp technology increases bass by up to 43%.Lightweight and Secure: Proprietary GripFit technology keeps your earbuds securely in position, while the ultra-lightweight 0.2 oz build ensures they?ll never weigh you down.IPX7 Waterproof: Exclusive SweatGuard protection creates a watertight barrier for your wireless earbuds against rain and sweat.Unbreakable Connectivity: An external antenna and Bluetooth 5.0 work together to create an almost unbreakable link between your wireless earbuds and device.Built-In Microphone: For clear, hands-free calls.Key SpecificationsAudio Sensitivity: 97db SPLFrequency: 20Hz-20kHzTHD+N: <= 1%Antenna Return Loss: Typical: -14dB Limit :-12dBMicrophone: MEMS Omnidirectional MicAudio Source: iPhone, iPad, Samsung, Blackberry, Nexus, Smartphone, Computer, PC, Notebook, MP4, MP3, etc.Proprietary Technology: Graphene-Enhanced Drivers, BassUp, SweatGuard, Exclusive Composite DiaphragmWhat?s In The BoxSoundcore Liberty Neo True Wireless EarbudsMini Charging CaseXS/S/M/L EarTipsXS/S/M/L EarWingsMicro USB CableUser Manual18-Month WarrantyNote:If Liberty Neo doesn?t immediately activate after removal from the case, hold the button on both sides for 1 second.If you want to use mono mode, please use the right earbud.This product cannot be connected with multiple devices at the same time. If you need a pair of earbuds that simultaneously connects with multiple devices, check out Soundbuds slim and Spirit X (Upgraded).How to recharge Liberty Neo after exercise:Clean with water to remove sweat from the earbuds. Dry completely before placing in the charging case, paying particular attention to the charging connection points.Charge with a 5V certified charger and cable.