Realme Buds Ar 2 Bluetooth Headset:Listen to the trending songs in the top charts or take work calls while multitasking on a presentation with the realme Buds Air 2 earbuds. Thanks to the R2 chip in these earbuds, you can reap the benefits of a stable connection along with powerful performance. Equipped with a noise-cancelling algorithm, these earbuds’ dual microphones facilitate clear audio on calls for uninterrupted conversations. Lastly, you can do away with the hassle of frequent charging as these earbuds provide up to 25 hours of battery life with the caseSpecification:BrandRealmeManufacturerShenzen Cannice Technology Co., LTD Pulongtun 70, Puxinhu, tangxia,Dongguan, CNModelOB02488Product Dimensions11.05 x 10.3 x 4.1 cm; 133 GramsBatteries1 Lithium Polymer batteries required. (included)Special FeaturesBluetooth version: 5.2,Enabled with Smart Wear Detection, Wireless range: 10 m, Battery life: 25 hrs | Charging time: 2 hrs, 10 mm Large DLC Drivers,IPX5 Water Resistance | Dual Mic Noise Cancellation for Calls, With Mic:YesMicrophone Form FactorWith microphoneBatteries IncludedYesBatteries RequiredNoBattery Cell CompositionLithium PolymerConnector TypeBLUETHOOTHItem Weight133 g Be Heard,Wherever You AreTurn on Transparency Mode to hear sound from your environment, so you can keep up a conversation while wearing earbuds.Crystal Clear CallsThe Buds Air 2 is equipped with dual microphones for superior sound pickup. With our ENC environmental noise reduction algorithm, noise in your surroundings is reduced, so you’ll be able to hear clearly during calls, even in noisy environments.Light and Easy to WearOne earbud only weighs 4.1 grams -- that's the same as 4 paper clips. Three sizes of earbud tips are included, so you can find the one that's right for you.All devices undergo rigorous testing to ensure durability and quality. IPX5 is water-resistant, so you can wear them when you work up a sweat.UpgradedBluetooth 5.2Bluetooth 5.2 reduces power consumption and stabilizes signal. realme Buds Air 2 maintains a strong connection, even when there are dozens of devices around.Multiply Efficiencywith Dual-channel TransmissionLow latency dual-channel Bluetooth transmission transports sound to both ears at the same time, which reduces lag and prevents broken connections..