COWIN Active Noise Cancelling Headphones Bluetooth Headphones Wireless Headphones over Ear with Mic/Aptx, Comfortable Protein Earpads 30H Playtime, Foldable Headphones for Travel/Work - Black

Our improved ANC technology significantly reduces noise to help you focus on what you want to hear. ANC works both with and without the audio cable and is great for reducing noise during long tripson a plane or in places with city traffic. Low latency, good fault tolerance, high sound quality. The 90dB give a deep, powerful, and crisp sound, make your over all listening experience just that much better. The goal that provides customers with better sound quality, is our constant pursuit. COWIN headphone provides built-in microphones for hands-free calls, which is convenient for you to free yourself from wires. Bluetooth 5.0 promises quick and stable connection with your Bluetooth enabled devices, powerful Bluetooth function. More durability and comfort, enjoy long-listen comfort. Skin texture, lightweight comfortable around-ear fit you can wear all day long. The foldable headband is not only designed for saving your desk space but for carrying in the provided bag. A built-in 800mAh battery won't allow your headphones power off, you can enjoy your world without noise for 30 hours' long time. Don't need to worry about the power shortage problem on the long travel.18-month warranty and quick response & friendly customer service. Note: The exclusive authorized seller is COWIN. Wireless: Bluetooth 5.0 Transmission distance: >15m Frequency: 20Hz-20kHz Noise reduction depth: -28~-33dB S/N: ≥90dB Distortion: ≤0.5 % Charging time: ≤3.5 hours Lifetime: 30h Power supply: Lithium battery or Micro USB cable Audio source: iPhone, iPad, Samsung, Blackberry, Nexus, Smartphone, Computer, PC, Notebook, MP4, MP3, etc Function spec: Bluetooth5.0, APTX, Microphone, AUX, Active Noise Cancelling Cowin Active Noise Cancelling Bluetooth Headphone Headphone Case Micro USB Cable 3.5mm Audio Cable