#airbuds4{ background-color: #fff; } #airbuds4 .sect15 .box-2 .btn-view { cursor: pointer; } Blackview AirBuds 4 Acoustis That Inspire 13mm Dynamic Driver Booming Bass and Rich Midrange 400mAh Mega Battery Up to 36hrs of Music Playback Convenient Touch Controls Minimalist Aesthetics Style V5.3 Bluetooth 5.3 Connection Ergonomic In-ear Design IPX7 Water Resistance 10-Minute Charging for 1 Hour Playback Full Compatibility Shine From Any Angle Minimalist Aesthetics Style Inspired by the beauty of nature, Blackview AirBuds 4 is revamped with a perfectly curved shape with a matte finish, feasting your eyes on the minimalism in Pearl White and Obsidian Black. Hold it in a single hand, and you will feel the pebble texture. Obsidian Black Pearl White 4.2g Super Light Earbuds Say Goodbye to Bulkiness AirBuds 4, a tiny body of 30.5g, perfectly fits in the palm of your hand, pockets, and bag. The duo with streamlined design, weighing only 4.2g each, frees your ears into a well-deserved break. 4.2g Earbuds 33.8 X 22.5 X 25.2 (mm) 30.5g Charging case 58.2 X 49.4 X 25.3 (mm) Ergonomic In-ear Design A Snug Fit for Maximally Secure Fit Ergonomically designed to match the contour of your ear, the duo with silicone tips keeps your ears comfortable all day without ever having to worry if they’ll stay put while you’re active. Fits comfortably No swelling or soreness Won't fall out 13mm Dynamic Driver Convey the Full Story of Every Song A massive 13mm dynamic driver delivers well-tuned sound in stunning definition—throwing you into a music feast with booming bass, rich midrange, and crystal-clear treble. *SBC audio format is supported to bring out even the smallest details. The Perfect Soundtrack to Your Day working out, commuting, or relaxing at home. Bluetooth 5.3 Non-stop Freedom as You Move BT 5.3 helps boost your signal quality for an undisrupted experience, ensuring that audio and visuals are always in sync, whether gaming, watching TV, or making video calls. * Up to 10 meters connection range. 400 mAh Mega Battery Up to 36 Hrs of Music Playback Enjoy up to 36 hours of music playback when you carry your earbuds with their charging case- that's three whole weeks if used for 1.7 hours a day for your favorite music. Earbuds+Charging Case: Up to 36 Hrs of Music Playback 36h 6 hours of Music Playback on a Single Charge 6h Call time 3 hrs Standby 35 hrs Magnetic Charging Case One Charge to Enjoy Music All Around Once fully charged, the charging case can recharge Blackview AirBuds 4 up to 4-5 times on a single carry, making it just as portable for spontaneous excursions. 1.5 hrs Charing for earbuds 2.2 hrs Charging for charging case LED Indicator Description For the earbuds Low battery Flash twice in red for 5s Full charge Red light off For the charging case Low battery Flash green Charging Flash orange Full charge Stay orange IPX7 Water Resistance Carefree Listening Splashing coffee or sweaty workout? Professionally tested IPX7-level water resistance means your earbuds will be well protected from spills and splashes. Quick-Pairing Performance Once Paired, Always Connected Once paired, the Blackview AirBuds 4 will connect to your smart device as soon as you open their case before you wear them. First-time Pairing Guide Step 1: Open the charging case and take out the earbuds. Step 2: Open the Bluetooth on your smartphone and search for "AirBuds 4”. Step 3: Click to connect. * Voice assistant is supported by your smart device. Convenient Touch Controls One Tap then All Done Adjust the volume, change tracks, and answer calls. All you need is a few taps on the earbuds without fumbling with your phone. Left Earbud Volume- Tap once Previous Song Tap thrice Right Earbud Volume+ Tap once Next Song Tap thrice Answer/End/Reject a Call Either Earbud Answer/End a call Tap twice Either Earbud Reject a call Tap and hold for 2s Voice Assistant Either Earbud Tap and hold for 1s Full Compatibility Compatible With Android & iOS and HarmonyOS AirBuds 4 meets the needs of Android & iOS and HarmonyOS users. Connect with your smart device and enjoy the pleasure. AirBuds 4 view parameters Blackview AirBuds 4 Model AirBuds 4 Weight 30.5g(charging case) / 4.2g*2 (earbuds) Color Pearl White / Obsidian Black Driver 13mm Dynamic Driver Frequency response range 20Hz~20KHz Audio codec SBC Battery capacity 35mAh (earbuds) / 400mAh (charging case) Music play time (single full charge) 6 hrs(earbuds) / 36 hrs (with charging case) Charging time 90 min (earbuds) / 2.2 hrs(charging case) Charging port Type-C Water resistance IPX7