KZ ZSN Pro X in Ear Buds Earphones Yinyoo Hybrid Dynamic Driver Balanced Armature Earbuds Headphones Dual Driver 1DD 1BA Deep Bass Stereo Sound Ergonomic Comfortable Earphones with mic Golden

Product features? Brand Name: KZ Model name: KZ ZSN ProX Connectivity : Wired Driver unit: hybird 1BA 1DD Vocalism Principle: Hybrid technology Resistance: 25 ohm Sensitivity: 112 dB/mW Frequency Response Range: 7-40000Hz Control Button: Yes Volume Control: No With Microphone: Optional Connectors: 3.5mm Line Length: 1.2m3cm Whats in the box. 1 x KZ ZSN ProX Earphones 3 x Earbud tips 1 x User manual 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. 2. If you have any questions/problems with your purchased, pls feel free to contact our customer service, we will reply you within 24 hours and provide help. 3. Yinyoo Audio have the Formal authorization from KZ company , All products in Yinyoo Audio are original.