SZUMIK by Inseqr is an anti-hearing device designed with an acoustic box to keep meetings and conversations confidential and secure. It acts as a secure depository for devices that capture or transmit sound, eliminating the threat of eavesdropping or recording. SZUMIK generates acoustic noise for protection and can indicate connection attempts. It integrates into office environments and prevents monitoring by mobile systems and malware. It also prevents remote eavesdropping in different languages and includes techniques to prevent jamming signal filtering. SZUMIK is constructed according to CE standards. It does not block incoming calls like other devices based on a Faraday cage. SZUMIK eliminates the threat of eavesdropping or recording conversations via smartphones. The box can be placed at the meeting venue, allowing participants to control the devices. It ensures security and confidentiality of conversations, supports multiple smartphones, offers customized aesthetics, and provides mobility.