Description: Product name: NJ - 216 Wear range: in-ear Frequency response range: 20 hz - 20 KHZ impedance:16 Ω Sensitivity: 98 db + 3 db Insert the plug type: straight type Conductor: 1.2 m\/Y Weight: about 10g Gold-plated high-fidelity plug plug: 3.5 4 nodes Features: Enjoy sound you're worth it Dazzling design,Streamline modelling TOP acoustics diaphragm Perfect shock auditory feast Fully compatible with Everything is under control end single system Wear comfortable To use more durable,Work to be good enough Stereo listening to nuclear weapons Perfect sound To fall in love Package Included: 1 x NJ-216 Earphone