Lingsheng active induction trigger sound column outdoor waterproof sound with power amplifier infrared human body induction epidemic prevention voice prompt solar POE power supply monitoring safety alarm site horn
20W active sound column (white) 40W active sound column (white) 20W active with POE power supply 40W active with POE power supply 20W active Bluetooth sound column 40
Classification of Engineering Solutions:
Public Broadcasting
Production enterprise:
Hangzhou Zhonghe Electronics Co., Ltd.
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