The Signal 21 speaker microphone is perfect for radio users in the hospitality industry, including casinos, resorts, and even smaller police departments. Signal 21 microphone has been manufactured using the highest quality specifications to be water, wind dust and impact resistant. The radio connector cord even includes a strand of Kevlar ™ to insure durability and reliability. The heavy-duty strain relief means longer service and less down time.
The Signal 21 attaches to the shirt or jacket using the sturdy swivel metal clip that can be attached in any position. A covered audio jack allows conversations to be diverted directly to you ear using any of our listen only earpieces. The Signal 21 microphone weights in at only 3.6 ounces, yet provides tremendous durability and fits perfectly into the palm of your hand.
The Signal 21 is available with radio connectors for nearly all Motorola, Kenwood, Vertex and Icom radios.
The M4 connector is compatible with the following Motorola radio models:
Motorola: CB Pro, GP1280, GP140, GP320, GP328, GP329, GP338, GP339, GP340, GP360, GP380, GP640, GP650, GP680, HT750, HT1250, HT1250LS, HT1550, HT1550XLS MTX8250, MTX8250LS, MTX850, MTX850LS, MTX9250, MTX950 PRO5150, PRO5350, PRO5450, PRO5550, PRO5750, PRO7150, PRO7350, PRO7450, PRO7550, PRO7750, PRO9150 PTX700, PTX760, PTX780,PR860