The Hanwha Vision SPA-C110B is a professional IP ceiling speaker designed for comprehensive audio communication in commercial and institutional environments. This high-performance speaker delivers exceptional sound quality with a maximum sound pressure level of 100dB when powered by PoE+ and features a wide frequency range of 120Hz to 20kHz for clear and intelligible audio reproduction. Engineered with advanced networking capabilities, the SPA-C110B supports both PoE and PoE+ power standards, providing flexible installation options while maintaining reliable performance. The speaker features a built-in 10W Class D amplifier and incorporates two-way audio functionality, making it ideal for interactive communication scenarios. With 1GB of internal memory and support for micro SD cards up to 32GB, users can store audio files locally for background music, announcements, and emergency notifications. The SPA-C110B excels in professional audio applications with its comprehensive protocol support, including SUNAPI, ONVIF, SIP, and P2P-SIP, ensuring seamless integration with existing IP infrastructure. The built-in text-to-speech capability supports multiple languages, including English, German, French, Spanish, and Russian, making it suitable for diverse international environments. Its plenum-rated design and robust construction ensure reliable operation in demanding ceiling installations.