High-power audio speaker belongs to simple voice prompt device. Once connected to power, it can work. According to the trigger port, can select which audio to play. This product is suitable for indoor and outdoor, where need loud volume.
Loop playback/single play,other trigger play modes can also be realized. This series of product is easy to replace the voice. You can usemicro SD cardto offline replace audio files. It can play the audio files of micro SD card. You can also use USB cable to copy audio by connecting to computer,where will display the disk. Delete the previous audio files first, then copy new files into the speaker.
Ø Support MP3 audio format, good sound quality.
Ø With rainproof USB female connector. Connected to computer to replace audio.
Ø The default is high level triggering way (other triggering ways can be customized).
Ø Support multi-channel triggering, max 5-channel triggering.
Ø Five levels of volume for adjustment, wide applications.
Ø Built-in SPI memory, support 4Mbit~64Mbit storage capacity, audio lengthup to more than 2000 seconds.
Ø The maximum audio output can be 30W.
Subway station, subway entrance, stations, scenic spots, school, large square, station waiting hall, construction site, forest reserves and other places, indooror outdoor, where need loud voice.