Sell [original]Sensor Motion Door Bell Switch MP3 Infrared Doorbell Wireless PIR Motion Sensor Voice Prom best price

For your better shopping experience, please communicate with customer service in time about the unclear product information. Please check your receiving information before placing an order. I wish you a happy life Yumiki Connection Type：wireless Alarm：Yes Power：Electric Supply Display：None Item Type：Wireless Doorbell Model：Microsound V22.12 Product Type：MP3 Infrared Doorbell Audio Format：MP3 (Bit Rate: 8 ~ 320Kbps) Built-in Speaker：8ohm 1W Speaker Sensor：Infrared Induction, support automatic induction Power Supply Mode：DC3V ~ 5V Sample Rate：14KHz Memory Size：Built-in 4Mbit SPI FLASH memory Unit Type：piece Package Weight：0.081kg (0.18lb.) Package Size：11cm x 7cm x 3cm (4.33in x 2.76in x 1.18in)