Overview Other Details Product Description Specs: HP 21 " MonitorPN: A4576AThe A4576A has been fully refurbished by serverworlds.com. The A4576A will be professionally packed and shipped out via FedEx to the lower 48 States. Free Ground Shipping to the lower 48 States Other Details 30 Day Warranty Product Videos Custom Field Product Reviews Write a Review Write a Review × HP HP 21 " Monitor A4576A Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *