Features 1 Advanced bluetooth Chip V5 4 Experience faster more stable connectivity with the latest bluetooth V5 4 chip ensuring lower power consumption more stable signal transmission and faster transmission speeds 2 40mm Composite Diaphragm Unit The headset is equipped with a high quality 40mm composite diaphragm unit that delivers crystal clear audio with deep bass and precise high notes 3 360° Surround Sound Immerse yourself fully in your entertainment with 360° surround sound technology making movies music and games more atmospheric and engaging 4 Hi Res Audio AI Call Noise Cancelling Featuring Hi Res gold standard certification and AI noise reduction technology this headset ensures high resolution audio quality and clear accurate communication during calls 5 50 Hours Playback Long lasting battery life lets you enjoy up to 50 hours of uninterrupted music playtime at 60 volume or up to 40 hours at full volume 6 Low Game Delay Experience minimal latency with just 0 035 seconds of delay in game mode giving you an edge in your gameplay and enhancing your overall gaming experience Specifications GeneralSpecificationBrandLenovoModelEB325ColorBlack WhiteWearing TypeHeadphonesSpeaker40mmFrequency Response20Hz 20kHzbluetoothbluetooth VersionV5 4Supported ProfilesHSP HFP A2DP AVRCPTransmitting Distance10mBattery ChargingPlayback Time50hCharging Time2 5hOther FeaturesMicrophoneYesSizeWeightProduct Weight0 3650kgPackage Weight0 4600kgProduct Size170 x 19