OnePlus Bullets Wireless Z3 in-Ear Neckband with 12.4mm Drivers, 3D Spatial Audio,10 mins Charge for 27 hrs Playback, AI Call Noise Cancellation, 4 EQ preset, Dynamic bass Enhancement and BT5.4About this item [Ultra-fasting 10 minutes charging gives 27 hours of music] Hassle free quick charging without worrying of the low battery. A full charge BWZ3 gives upto 36 hours of music playback. [Meet the ace of bass with 12.4mm large drivers] Experience deep, punchy bass and incredibly rich audio detail at every frequency with larger driver. Experience the best of sound quality. [3D spatial audio - Feel the sound all around] Powered by spatial audio algorithms, OnePlus 3D audio creates precise directional sound positioning and immersive soundstage, transforming your listening experience into a 360-degree sound field. [4 pre-tuned sound master EQ presets] Shape your sound with OnePlus. Four professionally-tuned EQ presets – Balanced, Serenade, Bass, and Bold – sync up with your style of music. For rock-bottom bass that matches your tastes, surf your sound with customizable BassWave️ and tailor your tunes. [AI call noise cancellation] Powered by AI algorithms and ENC (Environmental Noise Cancellation) technology, our call noise cancellation system excels at preserving human voice clarity while effectively suppressing high-frequency dynamic noise and wind interference in phone calls. [All-day comfortable neckband | IP55 Water & sweat resistance] Skin friendly ergonomically curved design, the IP55 rating protects the neckband during sweaty workouts, outdoor activities & daily commutes. Magnetic on-and-off for hassle free usage and saving battery life when not in use. [Seamless connectivity with Bluetooth 5.4 | Google fast pair ] Ensures efficient connection with faster and more stable performance, Google fast pair simplifies the pairing process, Voice assistant shortcut (Google assistant or Siri) to help you with various tasks.