Features: - Spatial Audio Soundscape: Lose yourself in rich, room-filling sound thanks to advanced spatial audio processing. Every track, game, or movie feels wider, deeper and more three-dimensional - like you’re in the middle of the action. - Active Noise Cancelling (ANC): Stay focused. The Elite OE2100 features powerful Active Noise Cancelling that blocks out ambient noise - from busy streets to office chatter - so you hear only your music or calls with clarity and precision. - Dual-Driver Audio for Superior Sound: Experience rich, detailed sound with a powerful 10 mm Dynamic Driver for deep, punchy bass, paired with a 40 mm Balanced Armature Driver for crystal-clear mids and highs - delivering immersive audio across all genres. - Foldable & Travel-Ready Design: Designed for life on the move, the OE2100 folds down compactly for easy storage in backpacks or travel bags. Lightweight and ergonomic, they’re comfortable for hours of use. - Clear Calls & Smart Controls: Integrated microphone and onboard controls make hands-free calling and music control effortless. - Incredible Battery Life - Up to 150 Hours: Keep the music going. With an extra-long playtime of up to 150 hours on a single charge, these headphones go the distance - perfect for travel, work weeks, or long weekends without needing a recharge. - 2-in-1 Versatility: Enjoy total flexibility- use the Nakamichi OE2100 wirelessly via Bluetooth for unrestricted freedom, or switch to the 3.5 mm wired connection for zero-latency, uninterrupted listening. Designed to adapt seamlessly to your lifestyle, wherever you go. Specification: BT version: V5.4 BT profiles: A2DP/AVRCP/HSP/HFP/SPP BT codec: SBC/AAC Frequency response: 20Hz–20KHz Range of connection: About 10 m Driver: 40mm + 10mm Dynamic Drivers Sensitivity: 97dB±3dB AT 1kHZ/-10dbfs Impedance: 16Ohm ± 15% Battery capacity: 1100mAh Input power: DC 5V/1A Operating temperature: 0°C~40°C Product weight: 285g Product dimensions: 165.9 x 82.7x 195.6mm Playtime Play Music: about 150 hours Working time: 70Hrs (ANC ON), 148 Hrs (ANC OFF) Charging: about 2.5 hours Note: Data calculated using a new battery playing a single AAC file at 50% volume with ANC off; actual usage may vary. What's in the box: Nakamichi Elite Pro OE2100 headphone x 1 Storage bag x 1 Type-C to Type-C x 1 Charging Cable x 1 3.5mm audio cable x 1 User Manual x 1 Premium Audio Meets Ultimate Comfort Experience Sound Like Never Before. The Nakamichi Elite OE2100 redefines wireless listening by blending immersive audio technology with exceptional comfort and long-lasting endurance, delivering a premium experience you can enjoy all day and beyond. 12 Months Local Manufacturer Warranty Store in a cool dry place. China