The SLAS-0802D series digital audio switcher is a smart broadcast-grade audio switching device specifically developed by Hunan Shuangln Electronics Technology Co., Ltd. for the needs of broadcasting production and secure broadcasting. It is widely used in production departments and broadcasting systems of radio stations at all levels. The product features 6 AES/EBU digital inputs, 2 analog L/R stereo inputs, 1 AES/EBU digital audio broadcast, and 1 analog L/R stereo pre-listen output. It also has the capability to send local 8-channel inputs and 2 broadcast/pre-listen signals in real-time over AoIP for network monitoring. The switcher can be manually controlled remotely via a control panel or automatically controlled by audio workstation software. Additionally, it supports remote cloud maintenance parameter monitoring based on SNMP protocol, meeting various security broadcasting and maintenance requirements, achieving fully automated broadcasting without manual supervision.