NEW VERSION QKZ VK1 UPGRADE 2023 Professional Ergonomic Wired Headphones with Coaxial Double Action HIFI Stereo Sound, High Definition BASS, Dynamic Coil, Professionally Detailed Sound, Professional High-frequency and Low-frequency Sound Effects, and High Definition Microphone (Support International American Standard) (HI-Res Audio Certificate). This model of headphones has a Design with a connectable or detachable cable. It can be upgraded to QKZ TWS Wireless Bluetooth modules (to buy in addition). Compatible with Multiple devices with a 3.5mm plug (Mobile Phones, laptops, Pc, Tablets, Wireless Microphones, etc.) and All Bluetooth Devices (If you have bought also the Wireless Bluetooth modules QKZ) N. art. SAS9568 Description 1. Ergonomic design Ergonomically designed in-ear angle, scientifically adapts to the ear canal, comfortable to wear, does not fall 2. The unique mobile iron unit is used to restore the real details of music, from bass, midrange, and treble in a wide range of frequencies. The selected moving iron unit has high sensitivity, high-frequency resolution, and a small volume can also have good sound quality as well as high volume, it does not distort the sound, allowing you to always listen to you the details of the musical sound. 3. Design of 15 degrees small elevation angle variable line Ergonomic fit Design, convenient to wash, not easy to fall off 4. Noise reduction: The headset is designed with noise reduction technology, which can help you get better insulation from external noise and have a fantastic listening experience. 5. Wide use: Headphones can be used with various devices with 3.5mm connectors, such as phones, tablets, computers, and so on. If you have also purchased the QKZ Wireless Bluetooth add-on module, you can use it on all the various Bluetooth-enabled devices. 6. High resolution: The headset can produce professional and high and low-frequency sound effects, allowing you to hear a clean, clear, and professionally detailed sound. The shock quality of the sound combined with the high-definition Stereo Bass, Even listening to a large compilation. concert hall scene music is no less. 7. Suitable for occasions: wired earphones can be used for various occasions like working, recording studio, running, jogging, driving, sleeping, and so on. 8. High Definition Microphone for clear call (Support International American Standard) 9. Hi-RES certification by Japanese Audio Association. Listen to every musical detail. Detailed specification: Connector diameter: 3.5 mm Frequency: 10-20000 Hz Cable length: 1.2 m Impedance: 17 Ohms Sensitivity: 109dB Drive unit: 10 mm dynamic coil Type of pin: 0.75 mm Material: Double parallel wire, Crystal Clear PC Resin Cavity. C E, Hi-Res Audio certificate ATTENTION: Before making your purchase, contact me to check the availability. Thank you The price doesn't include taxes. Notice to the buyer: Before proceeding to payment with Paypal, make sure to enter the correct address for shipping. We do not accept shipping addresses other than those indicated in the Paypal purchase order. So, make sure the email associated with your Paypal account is active, we will need it to send shipping and invoice notifications. We take care to send the pre-invoice before shipment by legal email you must accept strictly. Be sure to provide an active mobile number that will serve the courier for the delivery of your package. If the email address is inactive and we do not receive your response by accepting the pro forma invoice, we will consider the purchase transaction without confirmation to continue shipping the items. Shipping "FREE SHIPPING" for the following destinations: Europe (The following destinations aren't included in "Free Shipping": Albania, Andorra, Armenia, Azebairgian, Bosnia, Georgia, Liechtenstein, Macedonia, Monaco, Montenegro). Canada Mexico Australia Japan United Kingdom USA The shipment will be the international economic one and may take from 5 to 20 business days (depending on the destination) to arrive. The shipping is fully traceable. Therefore, the buyer will be sent a message with the link of the courier who has been entrusted with the shipment and the tracking number, to check the package. Attention: For all other destinations not listed, please contact me to evaluate together the cost of shipping, islands included. I will try, where possible, to satisfy you.