Bluetooth 5.3 Headworn Wireless Earphones For Noise Reduction And Call Foldable And Scalable For Comfortable Wearing Of Bluetooth Earphones Features: 【Intelligent Call Noise Reduction】This Bluetooth earphone has call noise reduction function, with clear physical noise reduction and the ability to pick up speaking sounds, reducing environmental noise. Listening to and clear voice calls make people feel like they are communicating face-to-face. 【Three Listening Modes】This Bluetooth earphone has three listening modes. Noise reduction mode: effectively blocks and cancels out environmental noise, making listening clearer. Transparent mode: When cycling and walking, keep the ambient sound appropriately for safer travel. Normal mode: still clear sound quality 【HiFi Stereoscopic Sound Diaphragm】Presenting high and low level of three-dimensional sound, restoring every detail of the sound, physically isolating noise, with 40mm large unit, fully leveraging the advantages of headphones, producing more stable, clear and noise. 【Bluetooth 5.3 chip and long-lasting battery life】Using high polymer lithium battery paired with low-power 5.3 chip, it has an long battery life of about 50 hours and charging of about hours. Equipped with Bluetooth 5.3 chip, audio and video synchronization, lower power consumption and latency, more stable connection, and better user experience. 【Lightweight and foldable storage】Made of lightweight materials, paired with breathable protein leather earmuffs, and equipped with multiple telescopic arms, it can be comfortably worn different head sizes. It is soft and comfortable to wear for long, without any compression feeling. The straight arm adopts foldable, increasing storage flexibility and making the overall smaller, making it easy to carry when going out. 【Intelligent One to Two and Multiple Playback Modes】Supports simultaneous connection of two devices. When playing games the tablet, the phone calls and seamlessly switches calls with just one click, eliminating the need for excessively operations and repeated removal of headphones. Supports multiple playback modes, can connect AUX audio cable, plug it in to use, can also connect Bluetooth to electronic devices such as mobile phones and tablets that can use Bluetooth, and can also use cards to play. Product Description: Product Name: Headworn Bluetooth Earphones Product colors: beige Charging interface: Type-c Bluetooth version:5.3 distance:10 meters Connection form: Bluetooth, card insertion, cable insertion Earphone charging:2 hours Battery life:50 hours Frequency response: 20Hz-20KHz Product size:21×20cm/8.3×7.9in Product weight:200g/0.44lb Package size:17.8×14×8cm/7×5.5×3.1in Package weight:293g/0.65lb Product list: 1 x instruction manual 1 x Bluetooth earphones 1 x charging cable