Victorshome Magnetic Reed Switch Nc Surface Mount Wired Door Window Contact Sensor With Cover For Home Security And Burglar Alar Marine Audio Systems Compatible With:For Podfor Phone 4/4Sfor

Compatible With:For Podfor Phone 4/4Sfor Pad 1For Pad 2For Pad 3 Color: White Length: 1Meter Function: Data Sync And Charge Via Usb-C Port Type: Charging &Amp

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Built-In Microphone: Take calls wirelessly without interrupting your music experience

And Will Not Break Like Plastic Products If Used For A Long Time

Smart Detection Features: Benefit from instant alerts for motion and sound detection

Victorshome Magnetic Reed Switch Nc Surface Mount Wired Door Window Contact Sensor With Cover For Home Security And Burglar Alar Marine Audio Systems Compatible With:For Podfor Phone 4/4SforDifferences Of Nc, No, Nc Nonormally Closed(Nc): When The Switch Is Close To The Magnet, The Circuit Is Conductive(Light On); When The Switch Is Separated From The Magnet, The Circuit Is Not Conductive(Light Off). Normally Opened(No): When The Switch Is Separated From The Magnet, The Circuit Is Conductive(Light On); When The Switch Is Close To The Magnet, The Circuit Is Not Conductive(Light Off). Nc No Combined: The Switch Has 3 Contact Types: Nc No