---
product_id: 2115566
title: "RK56B Black 4-Pin Dynamic Noise Canceling CB Microphone"
brand: "roadking"
price: "₨28766"
currency: LKR
in_stock: true
url: https://www.desertcart.lk/products/2115566-rk56b-black-4-pin-dynamic-noise-canceling-cb-microphone
store_origin: LK
region: Sri Lanka
---

# 2000 Ohm impedance for perfect compatibility 4-pin dynamic mic for crisp comms Noise-canceling tech for clear audio RK56B Black 4-Pin Dynamic Noise Canceling CB Microphone

**Brand:** roadking
**Price:** ₨28766
**Availability:** ✅ In Stock

## Summary

> 🎧 Own the road with crystal-clear voice power!

## Quick Answers

- **What is this?** RK56B Black 4-Pin Dynamic Noise Canceling CB Microphone by roadking
- **How much does it cost?** ₨28766 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/2115566-rk56b-black-4-pin-dynamic-noise-canceling-cb-microphone)

## Best For

- roadking enthusiasts

## Why This Product

- Trusted roadking brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **User-Friendly Control:** 2-position momentary slide switch offers intuitive, on-the-fly muting.
- • **Seamless Compatibility:** 4-pin connector and 2000 Ohm impedance match a wide range of CB radios effortlessly.
- • **Flexible & Durable Design:** Black cycolac casing with a flexible cord built to withstand daily hustle.
- • **Precision Frequency Range:** 100Hz-8kHz frequency response captures your voice with professional clarity.
- • **Crystal-Clear Communication:** Dynamic noise-canceling mic filters out distractions so you stay heard.

## Overview

The RoadKing RK56B is a professional-grade 4-pin dynamic CB microphone featuring noise-canceling technology, a durable black cycolac case, and a flexible cord. With a frequency response of 100Hz-8kHz and 2000 Ohm impedance, it ensures clear, reliable communication compatible with most CB radios. Its user-friendly 2-position slide switch enhances control, making it an essential tool for serious drivers and communication pros.

## Description

RoadKing RK56B Black 4-Pin Dynamic Noise Canceling CB Microphone

## Features

- RoadKing RK56B Black 4-Pin Dynamic Noise Canceling CB Microphone

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Impedance | 2000 Ohms |
| Microphone Form Factor | Handheld |
| Item dimensions L x W x H | 6.3 x 4.1 x 2.6 inches |
| Power Source | Corded Electric |
| Material | Plastic |
| Signal-to-Noise Ratio | 72 dB |
| Number of Channels | 1 |
| Frequency Response | 8 KHz |
| Global Trade Identification Number | 00045464769629 |
| Manufacturer | RoadKing |
| UPC | 796793744534 045464769629 788581179895 714833140283 |
| Item Weight | 8.8 ounces |
| Product Dimensions | 6.3 x 4.1 x 2.6 inches |
| Item model number | RK56B |
| Is Discontinued By Manufacturer | No |
| Manufacturer Part Number | RK56B |
| Special Features | Stand |

## Product Details

- **Recommended Uses For Product:** Karaoke, Singing
- **Brand:** RoadKing
- **Model Name:** RoadKing
- **Connectivity Technology:** XLR
- **Connector Type:** XLR
- **Special Feature:** Stand
- **Compatible Devices:** Radio, Smartphone
- **Color:** Black
- **Included Components:** Item and manual
- **Polar Pattern:** Unidirectional

## Images

![RK56B Black 4-Pin Dynamic Noise Canceling CB Microphone - Image 1](https://m.media-amazon.com/images/I/51u6-81j1pL.jpg)

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**Shop now:** [https://www.desertcart.lk/products/2115566-rk56b-black-4-pin-dynamic-noise-canceling-cb-microphone](https://www.desertcart.lk/products/2115566-rk56b-black-4-pin-dynamic-noise-canceling-cb-microphone)

---

*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-02-14*