NA5 is one of our Profession Series, featuring a 3 way design, using 2 BA on Low Range Freq, 2 BA on Mid Range Freq and 1 BA for High Range Freq wich provides a accurate sound. We would like to provide a IEM in a reasonable price for singer and instrumentalist.

Specifications
2x Low Range Frequency Balanced Armature Driver
2x Mid-Range Frequency Balanced Armature Driver
1x High-Range Frequency Balanced Armature Driver
Crossover: 3 way
Frequency Response: 15-20khz
Isolation: -26db
Impedance： 7 Ohms @ 1 kHz
Sensitivity：118 dbSPL @ 1 mW

PS. NA5 provide Custom Version only