Plantronics Calisto P835M is USB speakerphone optimized for work with Microsoft Office Communicator and Microsoft Lync. Calisto P835M is the first speaker in UC product family line, which unifies the possibility of simple call management and simultaneous work with cell phone, computer and analog telephone line.
Trade Me(Thailand) Co., Ltd. is a License holder company to operate VOIP in Thailand. We have VOIP operation license from Nation Telecommunication Commission of Thailand.