Active Noise Cancelling Headphones -45dB, Bluetooth Headphones 5.4, 60H Playtime Wireless Earbuds, Clear Call, Bass Boosted by 90%, Comfort Fit Over Ear Headphones for Travel Home Office PC Black

【High-fidelity Sound Quality】These noise canceling headphones feature oversized 40mm dynamic drivers. The highly flexible silk diaphragm reproduces powerful bass (up to 90% boost) and clear treble (up to 20kHz). 24-bit audio resolution produces rich sound and powerful rhythms, revealing more sound details. 【-45dB Active Noise Cancellation】The headphones wireless bluetooth uses 2 built-in mics and 2 external mics working in tandem to pick up and filter up to 90% of low-frequency ambient noise, Intelligently shielded from outside noise (subways, airplanes, noisy streets, etc.). -45dB deep noise cancellation ensures that you won't be disturbed in any way, so you can concentrate on listening to your music. (Note: ANC mode does not support AUX cables). 【Clear Hands-free Calling】The LE821 noise cancelling headphones bluetooth is equipped with 4 beamforming micrs and uses advanced CVC 8.0 audio signal processing technology. It can accurately pick up sound, giving you a clear call experience even in noisy environments. 【60 Hrs Long Playtime】The LE821 wireless headphones bluetooth utilize low-power technology and are equipped with a 500mAh battery. With a single full charge, they can play music for up to 40 hrs in noise-canceling mode and extend playtime to 60 hrs in standard Bluetooth mode. Using the included 3.5mm audio cable, the headphones wireless noise cancelling can easily switch to wired mode when powered off. Say goodbye to low battery. 【Wide Compatibility & Smart One-two】Adopts advanced Bluetooth 5.4 technology. Compared to Bluetooth 5.3, with 2X faster connection speed and signal stability, there is almost no screen delay, enjoy your videos and games. The bluetooth headphones over ear is compatible with iOS, Android and Windows system. Two smart devices can connect to our LE821 over ear headphones at the same time, allowing you to take calls from your phone while watching a movie on your tablet without having to switch! 【All-Day Comfort】Weighing just 228g, the headband incorporates a widened pressure-relief design. The ear cups feature an ergonomic oval full-coverage design paired with soft memory foam (slow rebound, high conformability, effectively dispersing pressure). They are soft against the skin and offer excellent breathability. The over ear wireless bluetooth headphones are also highly compatible with eyeglasses, with the ear cups accommodating temples comfortably. Perfect for long journeys and office use. 【360° Spatial Surround Sound】The LE821 over ear bluetooth headphones use multi-channel layered rendering and head tracking technology to create a circular spatial audio field, allowing sounds to be precisely located from multiple dimensions. The over ear bluetooth headphones can detect even the slightest movement of your head in real time and intelligently adjust the sound field direction to create an immersive, enveloping sound experience. 【Independent Button Controls】You can easily play/pause music, volume +/-, switch songs, answer/hang up calls, and activate the voice assistant by rotating the digital button and MFB button on the LE821 wireless headphones. Under bluetooth connection status, press and hold the digital button for about 2 s to switch between ANC mode and Bluetooth mode (for detailed instructions, please refer to the product manual included in the package). 【Stylish Gifts and Quality Customer Service】This wireless bluetooth noise canceling headphones has a fashionable design and rich and practical functions to make your daily life more convenient. Perfect gift for birthdays, anniversaries and special occasions. Package includes foldable over ear headphones wireless, 3.5mm spare audio cable, USB charging cable and user manual. We offer 30 days return and 12 months warranty. We encourage you to contact us with any product questions or suggestions. 【You May Want to Know】 Question 1: How to connect LE821 wireless headphones noise cancelling to my device? Turn on the wireless headset first: then turn on the Bluetooth on your device, search to find a nearby Bluetooth name, then long press the LE821 headphones MFB button for about 3 seconds, click the Bluetooth name on your device named “LE821 ANC” to connect. Question 2: How to switch the ANC mode? Under Bluetooth connection status, press and hold the digital button for 2 s to switch between ANC mode and Bluetooth mode. Question 3: How do I connect and use the headphones noise cancelling on two devices at the same time? Step 1: Pair and connect the wireless bluetooth headphones with Device A first, then turn off the Bluetooth function of Device A. Step 2: Pair the active noise cancelling headphones with device B, and then turn on the Bluetooth function of device A. The bluetooth headphones earbuds will automatically connect back to device A (the device should have the function of auto-connecting), or click the wireless earphones over ear to manually connect back to device A. At this time, the over ear earbuds can be connected to two devices at the same time: device A and B. Question 4: How to switch the bluetooth noise cancelling headphones to wired mode? Bluetooth power on state, insert the 3.5mm audio cable, automatic shutdown, switch to wired state. Question 5: How to determine the need to charge the bluetooth over ear headphones? The wireless headphones over ear has a low battery alarm. When the “low battery” alert sounds and the red light flashes twice every 30 seconds, Please charge the over ear headset in time or switch to wired mode. If you have any questions, please do not hesitate to contact us for help! 【More Product Details】 Bluetooth Name: LE821 ANC Bluetooth Chip: JLAC7006F4 Bluetooth Version: Bluetooth 5.4 Wireless Version: Wireless 6.0 Bluetooth Range: ≥10 meters Operation Method: Button control Supports One-to-two Pairing: Yes Operating Frequency Band: 2.402-2.480 GHz Audio Output Frequency Range: 20Hz-20kHz Noise Cancellation Depth: -45dB Channel System: Stereo Mode Switching: Bluetooth mode/Active noise cancellation mode Wired Audio Jack Size: 3.5mm Supported Audio Formats: AAC, SBC Audio Resolution: 24bit Charging Case Input Voltage/Current: 5V=1A Low Battery Alert: 3.4V Charging Voltage: DC 4.75–5.25V Talk Time: 45 Hrs (70% volume) Music Playtime: 60 Hrs (50% volume) Battery Type: Lithium-ion polymer battery Headphone Battery Capacity: 500mAh Charging Interface: Type-C Charging Time: 1.5 Hrs Speaker Size: 40mm Speaker Impedance: 32Ω Speaker Sensitivity: 105dB@1kHz Headphone Dimensions: 207×200×80mm Package Dimensions: 207 x 186 x 87mm Headphone Weight: 228g Total Weight (Package+Headphones): 240g Compatible Systems: Android, iOS, and Windows Systems Waterproof Rating: IPX7 Waterproof Color: Black Supported Protocols: A2DP/AVCTP/AVDTP/AVRCP/HFP/SPP/SMP/ATT/GAP/GATT/RFCOMM/SDP/L2CAP Profile Packaging Details: Foldable headset*1, USB-C charging cable*1, 3.5mm audio cable*1, User manual*1