描述:BLACK BOX切换器ACU1028A;BLACK BOX延长器ACU1028A;BLACK BOX KVM延长器;ACU1028A;BLACK BOX转换器ACU1028A CAT5 KVM Extenders with Serial and Stereo Audio Extensions Transparent RS-232/V.24 link up to 19.2 kbps! Listen to near-digital quality audio from the CPU via speakers attached to the remote unit (single access) or both the local and the remote unit (dual access). You also can send serial-port data up to 304.8-m. Compatible with printers, touch screens, and more! Fully adjustable video equalisation. Surge protection defends CAT5 side against spikes and surges