Crystal Voice “Crystal Net Pte Ltd” is a Singapore-based company that specializes in developing innovative Internet-based telephone services using Voice over Internet Protocol (VoIP) technologies that is deeply integrated with Crystal Dash CRM. Our company is one of the respected names in the industry of telecommunications, and is known for excellent level of services, business ethics, and contribution to the development of internet telephony. Our team is composed of highly-skilled individuals and certified professionals in the communications, servers, and systems integration sector to ensure that we’re giving you only the best services and experiences.