![Amazon.com: Panasonic Sistema telefónico inalámbrico de 2 líneas con 2 teléfonos - contestador automático, Link2Cell, conferencia de 3 vías, bloqueo de llamadas, DECT 6.0 de largo alcance, Bluetooth - KX-TG9542B (negro) : Productos de Oficina Amazon.com: Panasonic Sistema telefónico inalámbrico de 2 líneas con 2 teléfonos - contestador automático, Link2Cell, conferencia de 3 vías, bloqueo de llamadas, DECT 6.0 de largo alcance, Bluetooth - KX-TG9542B (negro) : Productos de Oficina](https://m.media-amazon.com/images/I/61cQFNH+d9L._AC_UF894,1000_QL80_.jpg)
Amazon.com: Panasonic Sistema telefónico inalámbrico de 2 líneas con 2 teléfonos - contestador automático, Link2Cell, conferencia de 3 vías, bloqueo de llamadas, DECT 6.0 de largo alcance, Bluetooth - KX-TG9542B (negro) : Productos de Oficina
![Panasonic KX-TGF870 DECT 6.0 Corded/Cordless Phone - Black - Corded/Cordless - Corded - 1 x Phone Line - 1 x Handset - Speakerphone - Answering Machine - Hearing Aid Compatible - Madill - The Office Company Panasonic KX-TGF870 DECT 6.0 Corded/Cordless Phone - Black - Corded/Cordless - Corded - 1 x Phone Line - 1 x Handset - Speakerphone - Answering Machine - Hearing Aid Compatible - Madill - The Office Company](https://content.etilize.com/1300/1065993697.jpg)
Panasonic KX-TGF870 DECT 6.0 Corded/Cordless Phone - Black - Corded/Cordless - Corded - 1 x Phone Line - 1 x Handset - Speakerphone - Answering Machine - Hearing Aid Compatible - Madill - The Office Company
![Panasonic cordless phone says "line in use" but we are not using any of the phones. Cannot get dial tone Panasonic cordless phone says "line in use" but we are not using any of the phones. Cannot get dial tone](https://ww2.justanswer.com/uploads/MCVGreg/2012-04-05_030323_00-cordless-system-example.jpg)
Panasonic cordless phone says "line in use" but we are not using any of the phones. Cannot get dial tone
![Troubleshooting - Error Messages on a telephone display. ex Line in Use, No link, Base no power - Panasonic North America Troubleshooting - Error Messages on a telephone display. ex Line in Use, No link, Base no power - Panasonic North America](http://fre-ca.faq.panasonic.com/euf/assets/images/panasonic/answer_images/Telephone/Buttons/MENU_Button_Location.png)