GRAMOND GC-4.1 Gain Clone Car Amplifier.
An exceptionally harmonic structure, transparent, and refined amplifier designe...
Gramond R-1 is a 2 Way design for car hi-fi application. This design use an extreme low resonance tweeter an...
MD-55 is a new soft dome type mid range. The combination of cloth type cone with special coating give a flat response ...
GRAMOND S-10
Is a 10 inch hi fidelity subwoofer for car application. A superior low frequency performance will achieve wi...
The alpha 6 speaker is the high cost effective 2 way system Wool filled paper cone mid bass combined with 28 mm silk dome tweeter has the warm character and read more... 
