The Blackwire C620-M by Plantronics is a USB binaural headset that was optimized to work in conjunction with Microsoft Lync. With its inline volume controls and support for wideband audio, the C620-m is designed for comfortable pleasantly fitting all day use.
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.