Xantech 789-44 1-Zone 4-Source Connecting Block backorderbutton and you can enhance its

and you can enhance its performance by connecting a separately purchased external antenna

When properly installed in the Super 55 Microphone

Meets ADA requirements for Emergency Phones:

users get signal up to 2X farther from towers with over twice the signal strength-signifying an increase of almost 5dB in uplink output power

Number of Preset Positions

Xantech 789-44 1-Zone 4-Source Connecting Block backorderbutton and you can enhance itsConnects four emitter ports and power supply to all Xantech infrared receivers and keypads Four parallel emitter ports with 470 Ohm resistors drive four single or four dual emitters Quick connect stereo mini jack for IR Receivers that use a stereo mini plug Main Features Connects four emitter ports and power supply to all Xantech infrared receivers and keypads Four parallel emitter ports with 470 Ohm resistors drive four single or four dual emitters