[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. 
[ZINC ALLOY, RESIN CAVITY]:  Metal cavity is made of ZINC alloy, High density alloy can be avoid the resonance effect having much better and larger sound field. Greatly enhances the cohesion of the sound, which can effectively avoid the physical resonance effect of the "plastic shell earphone". Clean, clear, deep, tight, and punchy bass. Warm, superb on highs.
[IMPROVED DETACHABLE 2PINS 0.75MM CABLE]: KZ ZSX 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 upgraded IEM cables. 
[NOISE CANCELING & ERGONOMIC WEARING]: In the absence of playing music, properly wearing earbuds can isolate 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.
[PHYSICAL & ELETRONIC COMPOUND TUNING]: Through reasonable shell structure, slightly balanced the sound channels of each unit, provide you more details when listening.

Note: The product may differ from the image due to continuous upgrades by the Brand

PRODUCT SPECIFICATIONS :

Brand: KZ
Model: ZSX
Type: In Ear
Sensitivity: 111dB
Impedance:24Ω
Frequency: 7-40000Hz
Plug Type: 3.5mm
Pin Type: 0.75mm C pin
Line Length: 120±5cm
Driver Unit: 5 Balanced Armature Drivers 1 Dynamic Driver


5BA + 1DD DRIVER SPECIFICATION:

1* 10mm Dynamic Driver
1* High Frequency 30095
2* Mid & High Frequency DWEK