-We are 100% Original Ugreen Official-The extremely favorable prices will be provided at this store-Fast Shipping, ship within 24 hours ,We will provide perfect packaging to protect your order-The best Quality & 100% UGREEN Products, we don’t provided any fake Ugreen product-Attentive customer service , we provide 12 Month Warranty for all orders from order date for any quality issues;Product only can enjoy once warranty; Free gift has no warranty===============================================================================================①35dB Dual Depth Active Noise ReductionUsing a upgraded dual-core digital noise reduction chip, equipped with high-sensitivity feedforward and feedback microphones, achieve 35dB deep broadband active noise reduction.②ENC Dual Microphone Call Noise ReductionSingle ear dual microphone + RCV v4.0 (Real Clear Voice),effectively suppress 90% of the reverse environmental noise, and ensure high-quality call effects.③10mm DLC (Diomand-Like Carbon) Moving Coil UnitReduce signal distortion while maintaining excellent transients and rich details.④Game Mode50ms ultra-low delay, no sense of delay in the game, stable and accurate audio and video.⑤Earphone Battery TimeHeadphone battery 50mAh, 6 hours of single use; charging box battery 500mAh, total 26 hours of long battery life⑥Charging Time1.5 hours full earphone battery, earphone charging 10 minutes, music listening 1 hour; 2 hours full charging box===============================================================================================【Specifications】Model Number: HiTune X6Vocalism Principle: DynamicActive Noise-Cancellation: Yes,Sensitivity 35dBVolume Control: YesFunction: for Video Game,HiFi Headphone,SportBluetooth Version: 5.1Codecs:AAC,SBCDriver Diameter: 10mmFrequency Response Range: 20 - 20000HzTotal Harmonic Distortion: 0.02%Features: waterproof,With Microphone, Amazon Alexa Support, Apple Siri Support, Detachable Cable, Active Noice Cancelling, Dual Connection, Playback Control, Google Assistant Support, Bluetooth Profiles: HSP, HFP, AVRCP, A2DPBluetooth Frequency: 2400MHz-2483.5MHzBluetooth Range: 10 m/32.8 ftCharging Port: USB-C===============================================================================================Package List1* User Manual1* Charging case1*Carrying Bag1*Charging Cable1*Replaceable Pads Set