Overview Product Description MT5634ZBA-USB -V92 -5600 kbps V.92 w/Fax Dial-up External (USB) (Refurbished) 90 Day Warranty Product Videos Custom Field Product Reviews Write a Review Write a Review × Multi-Tech MT5634ZBA-USB-V92 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *