The YEASTAR O2 is an innovative module specifically designed to enhance your telecommunication infrastructure. As part of the IPBX MODULES category, this module offers seamless integration with your IP-based PBX system, allowing for two additional analog phone lines. Its robust construction and advanced circuitry ensure reliable performance and superb voice quality, making it an indispensable tool for both small and large-scale business operations. Whether you're looking to expand your communication capabilities or ensure redundancy, the YEASTAR O2 module is engineered to meet your needs.