[2024 Sound Quality Enhanced Version Bluetooth5.4 Open Ear Type] EUQQ Q28 Wireless Earphones Earphones Bluetooth Don't Cover Your Ears Ear Hook Type

【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer.

[2024 upgraded version & adopts the industry's latest Bluetooth 5.4 chip & design philosophy] 2024 improved version YYK-Q28 open-ear wireless earphones have upgraded appearance, and the charging case has a conventional transparent lid.It has been changed to a metal lid! The texture is more comfortable, cool, and fits snugly against your skin.This Bluetooth earphone uses the industry's latest class Bluetooth 5.4 chip, and compared to earphones currently on the market that use Bluetooth 5.1 or Bluetooth 5.3, it uses less electricity.It can protect stability, reduce "sound delay", and increase communication speed by 3 times, communication range by 6 times, and communication capacity by 10 times compared to conventional methods.The original purpose of open-ear design is to maintain communication with the outside world.Advantages of open ear headphones: ① You can hear the surrounding sounds ② No safety concerns ③ Ear hooks make them difficult to fall off ④ Less pain in your ears.Disadvantages of traditional earphones: ① Your ears hurt if you wear them for a long time ② You worry about covering your ears when you go out ③ Your ears get stuffy when using canal earphones ④ You don't like the vibration and pressure of bone conduction earphones [SurroundWave 8D Audio Processing Technology & 16.2mm High Sound Quality Tri-Bar & Built-in Dual Microphone] YYK-Q28 open-ear earphones are a small, high-performance integrated solution specifically designed for audio applications.It leverages multiple sound source points to dynamically monitor and calculate to generate synthesized sound sources.By dynamically adjusting the phase relationship, external sounds are suppressed and high quality sound is achieved.SurroundWave sound processing technology processes the direction, distance, and depth of audio signals to experience realistic music effects.This wireless earphone is equipped with a large diameter 16.2mm driver, which has a good balance from bass to treble, and provides excellent HIFI sound quality performance without blocking your ears.It provides clear and three-dimensional sound, greatly improving the enjoyment and immersion of listening to music.Built-in dual beam-forming microphones target the user's voice and filter out some noise, tightly capturing each word in the call without taking off the Bluetooth headphones, enjoy great conversationsIt is possible. [Directional Sound Transmission Technology & IPX6 Dustproof/Waterproof Function & CVC 8.0 Noise Cancelling] Equipped with directional sound transmission technology, which reduces sound leakage by concentrating sound transmission in the sound hole.It intelligently identifies surrounding sounds and allows you to hear your surroundings even when exercising outdoors, improving your safety.The Bluetooth earphones are equipped with IPX6 dustproof and waterproof functions, so you can rest assured that they will not malfunction even if you sweat during exercise or are exposed to heavy rain.These earphones are perfect for everyday use, as well as as a companion while going to the gym or running.The earphones adopt CVC 8.0 call noise canceling technology, which effectively eliminates background noise and improves call clarity and user experience.EUQQ is always committed to research and development and innovation of new types of earphones, has more than 15 years of industry experience, and attaches great importance to consumers' real usage experience. [Maximum total usage time of 40 hours, fully OK throughout the day & LED display display] Earphones can be used alone for up to 8 hours (4 hours on left ear + 4 hours on right ear, when using both ears at the same time), and up to 40 hours when used with the charging caseTime music playback is possible.It does not require frequent charging, so it is suitable for commuting to work, school, business trips, conference calls, sports, games, etc.The 400mAh charging case will fully charge in about 1.5 hours.It takes about 10 minutes to charge and can be used for up to 1 hour! The maximum standby time when fully charged is approximately 83 hours *The playback time is the music playback time, and the usage time may vary depending on factors such as volume, playback content, usage environment, etc.. [Ultra Lightweight & Memory Silicone Earhook] The earphones use memory silicone earhook, and the lightweight design weighs only 9 grams, so you won't feel tired even when wearing them for long periods of time, reducing the burden on your ears.[Package contents] Earphone body *2, charging case *1, charging cable (USB-C) *1, Japanese instruction manual *1.Note: ①YYK-Q28 is a creative product of this factory, and other similar products may not be officially licensed.②This product can be connected to iOS/Android/PC devices, but if the earphones are not connected to the device for more than 5 minutes, the earphones will automatically power off.③Open headphones have the back of the ear cup open, allowing the sound to flow freely.This design provides natural sound quality and a sense of space, but is prone to sound leakage and has poor sound insulation performance.If there is a problem with the product, please contact us by email from "Account Service" - "Order History" - "Contact Seller" and include your order number and we will respond immediately.