Hotline Wall Phone - Red Wallmount Cabinet There is no external power

There is no external power source required because the Bluetooth Adapter gets it’s power from the RS232 interface on the solar controller

Receiver: < 40 mA

ProCare 1 Year 7x24x4 Remote Maintenance

STAINLESS STEEL-200' (FTSS438-200) has a rugged case design that improves drop impact capability and a flared case with Grip Ridges for no-slip handling

Hotline Wall Phone - Red Wallmount Cabinet There is no external powerHotline Wall Phone Red Telephone Line Powered Hearing Aid Compatible Amplified Handsets Rotary Handset Volume Control 1 32digit Programmable Speed Dial Number Touch Tone And 10 20 Pps Pulse Dialing Nonvolatile E2 Memory (no Batteries Required) Restricts Fraudulent Calls From Hand Held Dialers Available In Red Or Ash Optional Q170600 Ringer Operates On A C. o. Line Or Analog Pabx ksu Extensions Ring Detection (will Not Dial On Incoming Calls)