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Power Supply 12V Output 15W Power
It stores the sound in the module, and can record and set the working mode at will with software operation. As long as the sound files in the computer can be converted to use. There are four ways to control the playback: 485 to control the playback. Several triggering modes consisting of 8-channel IO, such as single signal closure, jump, matrix keyboard consisting of multiple IO arrays, etc., are used. Mainly used in: indoor, elevator, exhibition hall, District entrance, parking lot, park, railway crossing and other places of installation, alarm function.