Why Sennheiser? As you already know, ABP takes pride in the fact that we hand-pick every product and brand we carry; we choose them based on their performance, interoperability, and uniqueness. Sennheiser was no different, and was an incredibly easy add-on to our robust portfolio because of their high quality manufacturing and audio reproduction to the HD VoIP environments that ABP supports. Being the world's fastest growing headset manufacturer, Sennheiser designs premium call center and office headsets suitable for organizations ranging from the SOHO all the way up to large enterprise call centers; and compatible with all major platforms. It's not hard to see why Sennheiser is the perfect headset partner for us - and you.