High-end Hikvision DS-QAZ1120G1R-B

20W cabin network speaker. Adopts high-speed industrial-grade dual-core chips, built-in NOR Flash + EMMC dual storage, supports dual system backup. Supports secure boot and batch unified management of remote platforms across IP networks. Supports fixed resistance output and can be connected to an external sub-speaker. Supports alarm input, arming scheduling and audio linkage, supports TTS speech synthesis and text broadcast, with dual audio options. Horizontal and vertical installation.