Magnum 257 Xtreme Echo Power Microphone Xtreme Mic
New June 2011. Magnum 257 Xtreme echo power microhone for 257HP radios. The new M-257 mic from RF limited also has adjustable echo. The variable talkback adjustment is VR-3. VR-2 is the mic gain or mic volume. These controls are located on the back of the mic. A small screwdriver is used to adjust VR2 and VR3. No battries needed. The Magnum extreme 257 echo mic is powered by your radios internal voltage via the mic jack. No addtional wiring is required. The 257 Xtreme Mic mic is for Magnum 257 radios only.
Cyborg Robotic Voice: Sound Half Man / Half Machine
Stadium Sound: Have the booming voice of a stadium announcer.
Endless Echo: An unbelievable digital echo with a range from no echo to a never ending, repeating echo.
Double Talker: Repeats everything you say... repeats everything you say. This could get annoying ... This could get annoying. Good thing you can turn it off... good thing you can turn it---
Noise Reducer: Imbues the microphone with Noise Canceling properties
Talkback Monitor your transmissions - know exactly what you sound like over the air (applicable to Cobra and Uniden radios only)
Echo Adjustment: Also, controls on the outside of the microphone so you are always in complete control, and the highest quality, and softest, neoprene 6 conductor microphone cord.
Impedance: 1000 Ohm
Frequency Response: 150 - 3,000 Hz
Echo Frequency Response: 200 - 3,000 Hz
Echo Time: Variable from 0 - 2 second maximum
Mic Element: ECM Type
Magnum M257 Mic Large Image
Magnum M257 Mic Top
Magnum M257 6 Pin Mic Connector