CL094 wireless intercom doorbell waterproof Number:BW0502713 Product Description1.Little and dainty, high-quality MP3 voice, beautiful sound;2.Two - level volume optional;3.Human body induction trigger play voice, induction distance is 4 meters;4.Using WT5001 voice chip solutions, not repeatable trigger pulse;5.The standard 16M SPI-flash,..