ONIKUMA GT811 ANC+ENC Noise Cancellation Headphones Bluetooth/Wired Dual Mode Headset •ANC and ENC Noise Cancellation: Equipped with advanced ANC/ENC technology, these headphones reduce external noise, providing a more immersive listening experience in noisy environments like airplanes, offices, and public transport •40mm Large Drivers for Superior Sound Quality: Enjoy a full, rich sound with powerful bass and crisp highs thanks to the 40mm dynamic drivers. The expansive soundstage and surround sound effect offer a truly immersive audio experience •Bluetooth and Wired Dual Mode: These headphones feature versatile dual connectivity. Use them wirelessly via Bluetooth for convenience or switch to wired mode with the included cable for uninterrupted listening, perfect for long journeys or gaming sessions •Low Latency for Real-Time Audio: Featuring 60ms low latency, these headphones ensure audio and video synchronization, making them ideal for gaming, watching movies, or live streaming. The low-latency performance enhances in-game sound positioning for a competitive edge •Extended 55-Hour Playtime: With a 500mAh battery, enjoy up to 55 hours of continuous playback on a single charge, allowing for all-day use. Perfect for travel, work, or extended listening sessions without worrying about battery life Specifications: •Model: GT808 •Driver diameter: 40mm •Chipset: JL7018 5.4 •Supported protocols: AVRCP1.6.2, A2DP1.3.2, HFP1.8, HSP1.2 •Audio decoding: WMA, APE, FLAC, AAC, M4A, WAV, AIF, AIFC •Bluetooth distance: 15 meters •Transmission frequency: 2.4G •RF output power: -6-4dBm •Receive sensitivity: -92 dBm •RF TX frequency drift: ±15KHz •Frequency: 2401MHz-2478MHz •Microphone sensitivity: 42±3DB •Sensitivity: 115±3DB •Impedance: 16 ohms •Frequency response range: 20HZ-20KHZ •Battery capacity: 500mAh •Run time: about 55 hours •Audio delay: 60mS •Charging time: about 2 hours •Charging interface: USB+TYPE-C Package included: •1 x Headset •1 x Charging Cable •1 x Audio Cable •1 x Multi-language User Manual (English, French, German, Russian, Italian, Spanish, Japanese, Chinese)