Features 1 Advanced bluetooth Chip V5 4 Ensures an incredibly stable and high speed wireless connection for a seamless audio experience 2 Superb Sound Quality Features a dual unit acoustic architecture integrating a 12 4mm large titanium plated diaphragm unit alongside a 5 5mm micro piezoelectric ceramic unit delivering clear and rich sound 3 Immersive Audio Experience The 360° surround stereo provides a complete audio immersion making every listening session extraordinary 4 Crystal Clear Calls Equipped with dual mic AI call noise cancelling technology ensuring your voice is captured with pure clarity and minimal background noise 5 Extended Playback Time Offers up to 32 hours of total playback when paired with the charging case allowing you to enjoy your favorite tunes the whole day long without interruption 6 Resistant to Water Rated IP54 waterproof making the Redmi Buds 7S perfect for sports and outdoor activities without worrying about water or sweat damage 7 Effortless Connectivity The smart connection feature provides quick and seamless pairing with your devices enhancing your listening experience with minimal hassle Specifications GeneralSpecificationBrandXiaomi RedmiNameBuds 7SModelM2455E1VersionChinese VersionColorBlack White CyanWearing TypeSemi In earSpeaker12 4mm Large Titanium plated Diaphragm Unit 5 5mm Micro Piezoelectric Ceramic UnitAudio CodecSBC AACWaterproof IP54Frequency Response20Hz 20kHzbluetoothbluetooth VersionV5 4Supported Prof