The EKIN 4375 Speakerphone is a professional-grade conference audio solution designed to deliver clear, immersive sound for meetings, classrooms, and hybrid work environments. With advanced microphone technology, intelligent noise control, and long-lasting battery performance, it ensures seamless communication in any setting. Key Features 4 HD Microphones with 360° Pickup: Captures voices clearly from all directions within a 12-meter range, ensuring everyone is heard equally. Advanced Echo & Noise Cancellation: Utilizes full-duplex echo cancellation (up to 65 dB) and two-way noise compression to minimize background noise and echo, enhancing audio clarity. Smart Microphone Direction Finding: Automatically detects and focuses on the active speaker, ensuring optimal voice pickup. High-Quality Audio Output: Features a 3W speaker delivering up to 85 dB volume, suitable for medium to large meeting spaces. Long Battery Life: Equipped with a built-in 5400 mAh battery, offering up to 10 hours of continuous use and a standby time of up to 90 days. Connectivity & Compatibility Interfaces: USB Type-B, 3.5mm audio input/output, RJ45 network port for expansion microphone connectivity. Compatibility: Supports Windows, Android, iOS, and Linux systems, ensuring broad device compatibility. Optional Accessories: USB Bluetooth adapter available for wireless connectivity. Additional Features User-Friendly Controls: Includes buttons for volume adjustment, microphone mute/unmute, and call management. Operating Temperature: Designed to function optimally.