[Sound perfection in Winter Elegance Limited Production Entry Monitor Headphones] The Signature Pure White is a limited production limited edition with a beautiful winter color change and some updates based on the "Signature PURE", a true sealed entry monitor headphone that continues the essence of Signature DJ. The large 50mm mylar driver provides a deep, low-frequency playback for superior low distortion and response in a wide range of playback frequencies, while still providing powerful and reliable monitoring of the subbases, and using the latest proprietary S-Logic 3 technology to provide a natural personal listening environment like a monitor speaker installed in the near field. Experience beautiful, pure sound for a wide range of uses, including mixing, tracking, DTM, DJ, listening, and gaming (Updated color changes and balance connection compatibility based on Signature PURE) Based on the sealed Signature PURE, some specifications have been updated with changes in color rings. Converts the headphone end connector to 3.5mm screw lock for a more secure connection. Furthermore, the inner diameter has been expanded to improve the spatial expression, and the newly adopted suede-type memory foam with excellent fitting that prevents fatigue even after extended use. The headphones are equipped with a new circuit board that supports 4-pole balanced connection. Includes 3.5mm plug straight cable and 4.4mm balanced plug straight cable with color change to match the design of winter elegance with white and gray tones. The balanced connection allows for powerful driving on portable devices, allowing users to expand their sound potential for different applications and connections (Equipped with advanced S-Logic 3 technology to realize natural sound fields) The headphones provide a more natural listening environment and the latest ULTRASONE's proprietary S-Logic 3 technology provides a personal and portable listening environment such as high-quality studio monitor speakers installed in an acoustically tuned studio space to create a natural sound field with less listening fatigue (Comfortable with the latest FGC technology and mesh structure) Comes with an original carrying bag: Adopts the latest FGC technology that uses a recessed cut in the center of the head pad. The head pad disperses pressure on the top of the head to reduce fatigue. In addition, the suede head pad uses a breathable mesh structure to prevent stuffiness caused by sweat. Reduces the burden on your ears and head, allowing you to use it comfortably for a long time. Comes with an original carrying bag that is easy to carry while protecting the main unit and cable Shape: Sealed headphones (overhead type); Driver: Dynamic type (2.0 inch (50 mm) diameter mylar driver); Unique technology: S-Logic 3 technology; Electromagnetic wave reduction LE technology; Head pad FGC technology; Magnet: NdFeB; Impedance: 32 ohms; Frequency response range: 8 Hz - 35 KHz; Output sound pressure level: 105 dB; Weight: Approx. 1.6 oz (296 g) (not including cables. Foldable: Yes. Connector: 0.14 inch (3.5 mm) 4-pole screw lock type Balance connection: Yes Ear pads: suede / mesh Head pad: suede / mesh Accessories: 4.6 inch (1.2 m) detachable gray color straight cable with 3.5 mm plug (straight), 0.2 inch (6.3 mm) conversion plug (screwed), carrying bag. Note: Packaging is the main unit during shipping. This is a simple protective package, and we cannot accept exchanges or returns due to packaging such as minor crushed or damaged boxes