Soundcore by Anker Liberty 4 NC Noise Canceling True Wireless Earbud Headphones - Navy Blue (A3947Z31) - Manufacturer Refurbished

PRODUCT OVERVIEW Enjoy noise-free travel with Liberty 4 NC featuring 98.5% noise reduction and adaptive ANC 2.0 that adjusts to your ears and surroundings. 11mm custom-made drivers, Hi-Res wireless, and LDAC technology let you indulge in tracks with 3x more detail than regular Bluetooth. And with 10H/50H playtime and fast charging, say goodbye to battery anxiety - shrink the noise, enjoy the ride. KEY FEATURES Reduce Noise By Up to 98.5% - Liberty 4 NC noise cancelling earbuds have a high sensitivity in-ear sound sensor, an oversized driver, and an innovative noise isolation chamber that cancels up to 98.5% of noise for peaceful travel. Noise Cancelling Adapts to Ears and Environments - Adaptive ANC 2.0 makes real-time calculations and adjustments to your ear canals and the external environment—for maximum quiet amongst the hustle and bustle. Crisp Sound with 3x More Detail - 11mm custom-tuned drivers deliver consistently crisp and detailed sound. Experience Hi-Res wireless audio and LDAC technology that transfers 3× more data than regular Bluetooth—bringing wireless music to life. Sculpt Your Sound Profile - Not everyone listens the same, so use HearID 2.0 to find the perfect sound profile for you. If you want to mix it up, the EQ is fully adjustable or choose from 22 presets to match your audio. 10H/50H Worry-Free Battery - A single charge is enough to enjoy uninterrupted entertainment for a trip across the US. Pack Liberty 4 NC for your next adventure and listen to 1,000 tracks or watch 30 movies back-to-back with no battery anxiety. Designed for Easier Connections - Instantly connect with Google Fast Pair, auto-play and pause on wear, and switch seamlessly between devices with multi-point connection and Bluetooth 5.3. IPX4 Water-Resistant - Don't let a sudden downpour or an accidental spill ruin your commute. Liberty 4 NC wireless noise cancelling earbuds come with IPX4 water-resistance to give you peace of mind during your travels. 6-Mic AI Clear Calls - Don't be that person who shouts over the phone. 6 beamforming mics and an AI algorithm amplify your voice while reducing background noise, so you can talk on the phone without the whole car listening. Shrink Noise By Up to 98.5% - Enjoy noise-free travel with our noise cancelling system that effectively detects and cancels up to 98.5% of external noise. Adaptive Active Noise Cancelling 2.0 - Personalized noise-cancellation that adapts to your ears and surroundings in real time. The wireless noise cancelling earbuds have in-ear and external sound sensors and an AI algorithm so you can enjoy maximum quiet, anytime, anywhere. Adjustable Ambience with 4 Travel Modes - Choose from 5 levels of noise cancelling, 2 transparency modes, or 4 noise cancelling modes tailored to specific modes of travel: Plane, Train, Bus, and Taxi. Consistently Clear Audio - With 11mm drivers, Hi-Res certified and LDAC technology, it feels like you're switching on HD for your ears. Do the HearlD 2.0 test to find your perfect EQ profile, mix it up with the fully customizable EQ, or choose from 22 presets to match your audio. Ultra-Long Battery for Uninterrupted Listening - The music never stops with 10 hours of playtime and 50 hours with the charging case, as well as wireless charging compatibility and a fast 10-minute charge for 4 hours of listening. Packed with Easy-to-Use Tech - These wireless noise cancelling earbuds have simple tech that anyone can use. Connect to your devices instantly with Google Fast Pair, auto-play and pause on wear, and multi-point connection with Bluetooth 5.3. Effortless Calls in Busy Crowds - 6 beamforming mics and an AI algorithm amplify your voice while reducing background noise, so your voice always cuts through IPX4 Water-Resistant - Liberty 4 NC wireless noise cancelling earbuds are durable and can withstand rain and accidental spills from your morning coffee. . This product has been factory refurbished and is in like-new condition.