Rinkel is a telecommunications vendor that specializes in providing cloud-based communication solutions. The company offers a range of services including VoIP telephony, video conferencing, and messaging, aimed at enhancing business communication and collaboration. Rinkel's platform is designed to be user-friendly and scalable, catering to the needs of various organizations, from small businesses to larger enterprises. The vendor emphasizes flexibility and integration capabilities, allowing users to connect with existing tools and workflows seamlessly.