LangZu Tech is a leader in network solutions for the SOHO and small business particularly voice over internet protocol (VoIP) devices including VoIP phones, VoIP gateway adapters (ATA), VoIP USB phones, Skype Phone, USB adapters, Wireless USB Phone, USB Skype mouse phone and varies earphones. In addition to its products, LangZu Tech provides a broad range of service offerings, including technical support services and advanced OEM and customizaiton services.