Features 1 bluetooth Chip V5 4 Enjoy ultra strong transmission performance with bluetooth 5 4 technology This ensures a super sensitive connection to your device providing zero wait time and lossless music listening 2 HiFi Sound Immerse yourself in high resolution acoustic sound quality The Sanag D20S offers premium HiFi sound making it perfect for audiophiles seeking crystal clear audio reproduction 3 3D Surround Sound Experience a 3D panoramic theater mode that creates a surround space sound effect especially suitable for watching movies and enjoying immersive audio experiences 4 60 Hours Playback Time With a built in high capacity battery the Sanag D20S provides up to 60 hours of uninterrupted music playback Ideal for all day use and long lasting music enjoyment without battery life anxiety 5 Low Game Delay Optimized for gaming these headphones offer low latency ensuring your gaming audio is synchronized for preemptive action on the battlefield 6 Sound Absorbing Sponge Earmuffs Crafted with high quality sound locking cotton these earmuffs are comfortable to touch prevent sound leakage and offer long term wearing comfort without earache Specifications GeneralSpecificationBrandSanagModelD20SColorBlack BrownWearing TypeHeadphonesAudio CodecSBC AACWaterproofIPX4Frequency Response20Hz 20kHzbluetoothbluetooth VersionV5 4Supported ProfilesHSP HFP A2DP AVRCPTransmitting Distance10mBattery ChargingPlayback Time60hCharging Time1 5hOther FeaturesMicr