【ALUMINUM ALLOY AND RESIN HOUSING DESIGN】 The cover is made of high quality Aluminum Alloy while the cavity is made of imported resin，Aluminum alloy vocal cavity, The combination of different materials and the wide range of color options display a modern and eye-catching ,fashionable earphones. [COMPLIMENTARY EARPHONE CASE]: We provide complimentary earphone case as a good gesture to all our customers to protect IEM's from Scratches, rain/water and dust. High quality leatherette material can prevent moisture. Unique appearance is suitable for carrying. It is soft, comfortable and durable. 【DRIVERS IMPROVED】 Upgraded 4BA 1DD Hybrid drivers Earphones&Magnetic Dynamic Unit. As an upgraded version of KZ ZS10, which provide excellent sound. It’s full of low frequency, rich in details.The sounds signature is balanced,coherent top to bottom with good deep solid bass,clear mid range and beautiful high frequencies.The PCB board is added to give full play of all the drivers, displaying a smooth, sensible, detailed music experience. 【IMPROVED DETACHABLE CABLE】The kz zs10 pro upgraded cable with slot protection design. It can effectively protect the pins to avoid breakage and extend the service life. Easy replacement also enables more potential of the earphones. You can replace it with other iem cables, search KZ cable to get upgraded cable what you need. 【NOISE CANCELING & ERGONOMIC WEARING】In the absence of playing music, properly wear earbuds can isolate 26db noise sound,Let you listen to the music details in a noisy environment. Independent sound channel for each driver, the sound will not be distorted, Bring you a new kind of auditory sense. Ergonomic design and ear Hook provide you comfortable wearing experience. KZ provides HIFI iem earphones for music enthusiasts with a keen eye for design and performance. We strive to deliver the better sound quality possible no matter the cost. Upgraded 4BA 1DD Hybrid drivers Earphones&Magnetic Dynamic Unit. As an upgraded version from KZ ZS10, which provide excellent sound. In the absence of playing music, properly wear earbuds can isolate 26db noise sound,Let you listen to the music details in a noisy environment. The PCB board is added to give full play of all the drivers, displaying a smooth, sensible, detailed music experience. The cover is made of high quality 304 stainless steel metal while the cavity is made of imported resin，Aluminum alloy vocal cavity. Slot protection design can effectively protect the pins to avoid breakage and extend the service life. What’s in the box: 1 x KZ ZS10 Pro Earphones 3 x Earbud tips 1 x User manual 1 x Earphone case Notice: 1. Please lower music volume before connecting earphones with audio devices to avoid earbud's diaphragm damage. and suggested to have a rest for a few minutes after every two hours，it will be better for hearing. 2. Concept Kart have the Formal authorization from KZ company , All products in Concept Kart are original. Note: The product may differ from the image due to continuous upgrades by the Brand Note: The product may differ from the image due to continuous upgrades by the Brand