Hikvision DS-2FP4021-B Digital Noise Reduction Microphone

- Adopt ECM microphone array, allowing you to enjoy the 360° full range of broadband voice as far as 10 meters; - Embedded DSP audio processor realizes the audio system with abundant functions; - Adaptive Active noise cancellation algorithm, realizes unparalleled clear voice; - Adapt to high-end meetings, professional recording, security protection and interrogation applications ; - Full metal structure and surrounding screen structure design with LED indicator light; - Embedded pre-amplification electrical appliances can directly drive active loudspeakers and headsets; - Comply with RoHS standard, and exclude harmful substances prohibited by the EU in structure; - Have passed the EU CE standard, US FCC certification.