Ipevo TRIO USB Spekerphone (Grey) - Skype Certified USB VOIP Internet IP Phone For Mac OS X 10.4 or up and Window XP, Vista. Skype Certified. Especially designed for busy professionals who are forever having to multi-task and always on the move, but do not want to leave anything behind. In-built DSP chip eliminates those annoying echo and background noise from your conversation. From time critical business decisions to a breaking news you need to report, your voice is when and where you want it to be heard. TR-10 is designed to operate both in speakerphone or handset mode. Place TR-10 in different positions to maximize the range and sound quality for conference calls or a hands-free desktop speakerphone. For private conversations, the simple flip of a switch redirects sound output so you can use TR-10 as handset. Record button allows you to take meetings note during online conferences, keep a record of important phone conversations and record personal reminders and memos.