Overview Product Description HD4232BIS - Dual 14.4 kbps V.32 bis Rackmount use w/HDMS+ Chassis (Refurbished) 90 Day Warranty Product Videos Custom Field Product Reviews Write a Review Write a Review × Microcom HD4232BIS Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *