---
product_id: 230311654
title: "Nulaxy KM30 Bluetooth Car Adapter, FM Transmitter with 1.8\" Color Screen, Hands-Free Calling Strong Mic, QC3.0 Fast Charging, Treble & Bass Sound Music Player, Wireless Radio Receiver, AUX TF USB | 170°adjustable,color screen,Hands-Free Calling Strong Mic,treble/bass music streaming,Wireless Radio Receiver, AUX TF USB"
brand: "nulaxy"
price: "$85.11"
currency: USD
in_stock: true
category: "Nulaxy"
url: https://www.desertcart.ec/products/230311654-nulaxy-km30-bluetooth-car-adapter-fm-transmitter-with-1-8
store_origin: EC
region: Ecuador
---

# QC3.0 ultra-fast charging Enhanced mic for crystal-clear calls 1.8" vibrant color screen Nulaxy KM30 Bluetooth Car Adapter, FM Transmitter with 1.8" Color Screen, Hands-Free Calling Strong Mic, QC3.0 Fast Charging, Treble & Bass Sound Music Player, Wireless Radio Receiver, AUX TF USB | 170°adjustable,color screen,Hands-Free Calling Strong Mic,treble/bass music streaming,Wireless Radio Receiver, AUX TF USB

**Brand:** nulaxy
**Price:** $85.11
**Availability:** ✅ In Stock

## Summary

> 🚗 Tune In, Charge Up, Drive Smart — The Ultimate Bluetooth FM Companion

## Quick Answers

- **What is this?** Nulaxy KM30 Bluetooth Car Adapter, FM Transmitter with 1.8" Color Screen, Hands-Free Calling Strong Mic, QC3.0 Fast Charging, Treble & Bass Sound Music Player, Wireless Radio Receiver, AUX TF USB | 170°adjustable,color screen,Hands-Free Calling Strong Mic,treble/bass music streaming,Wireless Radio Receiver, AUX TF USB by nulaxy
- **How much does it cost?** $85.11 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/230311654-nulaxy-km30-bluetooth-car-adapter-fm-transmitter-with-1-8)

## Best For

- nulaxy enthusiasts

## Why This Product

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

## Key Features

- • **Universal Connectivity:** Supports Bluetooth, AUX, USB, and microSD for ultimate flexibility in streaming and playback.
- • **Hands-Free, Hassle-Free:** Strong noise-cancelling mic ensures your calls come through loud and clear, even on busy roads.
- • **Visual Clarity on the Go:** 1.8" color display keeps you informed with caller ID, track info & FM frequency at a glance.
- • **Charge at Lightning Speed:** QC3.0 fast charging powers your devices up to 4x faster, so you never miss a beat or call.
- • **Customizable Sound Experience:** Seamlessly switch between treble and bass modes with auto-syncing color spectrum for immersive music vibes.

## Overview

The Nulaxy KM30 Bluetooth Car Adapter transforms your car stereo into a smart, hands-free entertainment hub with a vivid 1.8" color screen, powerful noise-cancelling microphone, and QC3.0 fast charging. Compatible with Bluetooth, AUX, USB, and microSD inputs, it delivers customizable treble and bass sound streaming while keeping you connected and charged on the road.

## Description

desertcart.com: Nulaxy KM30 Bluetooth Car Adapter, FM Transmitter with 1.8" Color Screen, Hands-Free Calling Strong Mic, QC3.0 Fast Charging, Treble & Bass Sound Music Player, Wireless Radio Receiver, AUX TF USB | 170°adjustable,color screen,Hands-Free Calling Strong Mic,treble/bass music streaming,Wireless Radio Receiver, AUX TF USB : Electronics

## Features

- Car Bluetooth FM Transmitter: Nulaxy KM30 bluetooth car adapter provides multi-solutions for your hands-free driving and in-car stereo streaming. It features a big display screen offering a wider visual interface for more information, such as incoming phone number, track name, FM frequency, battery voltage, Bluetooth connected device and more.
- Stronger Microphone for Better Hands-free Calls: KM30 utilizes stronger microphone, greatly amplify sound reception and strengthen sound quality, bringing a higher level of experience.
- Treble & Bass Music Streaming: You can stream music directly from your car radio via Bluetooth, microSD card, Aux out, and enjoy free switching between treble and bass mode, the color spectrum auto-syncs with your music.
- QC3.0 Fast Charging: It Comes with a QC3.0 charging port to deliver high-speed charging to driver and passenger, the charging time is 4 times faster than conventional charging.
- Kindly Note: Compatible car cigarette lighter socket dimensions: Diameter (without spring clip): 20mm，Diameter (with spring clip): 24mm, the deepth of the car cigarette lighter socket is 65-70mm. Surface dimensions of the KM30 Bluetooth FM Transmitter: the width of the screen plain surface is 41mm, the length is 85mm, and the thickness is 14-16mm (With rotary button is 24mm). Please compare the size between the transmitter and your car cigarette lighter bofore getting it.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08D3S85FW |
| Additional Features | Big Display Screen, Built-In Microphone, Fast Charging, Hands-Free Calls, Noise Cancellation |
| Audio Input | Bluetooth |
| Audio Output Mode | Stereo |
| Audio Output Type | bluetooth |
| Battery Type | Lithium-Ion |
| Best Sellers Rank | #17 in MP3 Player FM Transmitters |
| Brand | Nulaxy |
| Color | Black |
| Compatibility Options | Compatible |
| Compatible Devices | Car Stereo System |
| Compatible with Vehicle Type | Most Vehicles with Radio and Power Outlet |
| Connectivity Technology | Bluetooth |
| Connector Type Used on Cable | Auxiliary, USB Type C |
| Control Method | Voice |
| Control Type | home_automation |
| Controller Type | HomeKit |
| Customer Reviews | 4.4 4.4 out of 5 stars (19,147) |
| Display Type | LED |
| Enclosure Material | Acrylonitrile Butadiene Styrene (ABS), Metal |
| Hardware Interface | Bluetooth |
| Human Interface Input | Touchscreen |
| Installation Type | Plug In |
| Item Weight | 0.09 kg |
| Lithium-Battery Voltage | 12 volts_of_direct_current |
| Manufacturer | Nulaxy |
| Model Name | KM30 |
| Mounting Type | Dashboard Mount |
| Number of Batteries | 1 Nonstandard Battery batteries required. |
| Number of Channels | 1 |
| Number of Ports | 1 |
| Power Source | Battery Powered |
| Screen Size | 1.8 inches |
| Supported Application | Bluetooth, USB, microSD card |
| Supported Media Type | TF Card |
| Supported Standards | Bluetooth |
| Unit Count | 1 Count |
| Voltage | 12 volts_of_direct_current |
| Warranty Description | 1 Year Manufacturer |
| Wireless Compability | Bluetooth |

## Product Details

- **Brand:** Nulaxy
- **Connectivity Technology:** Bluetooth
- **Material:** Acrylonitrile Butadiene Styrene (ABS), Metal
- **Power Source:** Battery Powered
- **Special Feature:** Big Display Screen, Built-In Microphone, Fast Charging, Hands-Free Calls, Noise Cancellation

## Images

![Nulaxy KM30 Bluetooth Car Adapter, FM Transmitter with 1.8" Color Screen, Hands-Free Calling Strong Mic, QC3.0 Fast Charging, Treble & Bass Sound Music Player, Wireless Radio Receiver, AUX TF USB | 170°adjustable,color screen,Hands-Free Calling Strong Mic,treble/bass music streaming,Wireless Radio Receiver, AUX TF USB - Image 1](https://m.media-amazon.com/images/I/71GXtvvTN1L.jpg)
![Nulaxy KM30 Bluetooth Car Adapter, FM Transmitter with 1.8" Color Screen, Hands-Free Calling Strong Mic, QC3.0 Fast Charging, Treble & Bass Sound Music Player, Wireless Radio Receiver, AUX TF USB | 170°adjustable,color screen,Hands-Free Calling Strong Mic,treble/bass music streaming,Wireless Radio Receiver, AUX TF USB - Image 2](https://m.media-amazon.com/images/I/71KQSIw3IKL.jpg)
![Nulaxy KM30 Bluetooth Car Adapter, FM Transmitter with 1.8" Color Screen, Hands-Free Calling Strong Mic, QC3.0 Fast Charging, Treble & Bass Sound Music Player, Wireless Radio Receiver, AUX TF USB | 170°adjustable,color screen,Hands-Free Calling Strong Mic,treble/bass music streaming,Wireless Radio Receiver, AUX TF USB - Image 3](https://m.media-amazon.com/images/I/71URT60svbL.jpg)
![Nulaxy KM30 Bluetooth Car Adapter, FM Transmitter with 1.8" Color Screen, Hands-Free Calling Strong Mic, QC3.0 Fast Charging, Treble & Bass Sound Music Player, Wireless Radio Receiver, AUX TF USB | 170°adjustable,color screen,Hands-Free Calling Strong Mic,treble/bass music streaming,Wireless Radio Receiver, AUX TF USB - Image 4](https://m.media-amazon.com/images/I/710dYxZY6zL.jpg)
![Nulaxy KM30 Bluetooth Car Adapter, FM Transmitter with 1.8" Color Screen, Hands-Free Calling Strong Mic, QC3.0 Fast Charging, Treble & Bass Sound Music Player, Wireless Radio Receiver, AUX TF USB | 170°adjustable,color screen,Hands-Free Calling Strong Mic,treble/bass music streaming,Wireless Radio Receiver, AUX TF USB - Image 5](https://m.media-amazon.com/images/I/81XO8-vubLL.jpg)

## Available Options

This product comes in different **Color** options.

## Questions & Answers

**Q: The KM30 Car FM Transmitter is not working, or display is not showing.**
A: 1) Ensure the device is properly connected to the cigarette lighter port, and the cigarette lighter is not significantly rusted. 2) Unplug the device and try connecting it again. 3) Check if the cigarette lighter port is receiving power normally.

**Q: The Bluetooth transmitter is not compatible with my car, or compatible size range for car cigarette lighter interfaces.**
A: 1) Compatible car cigarette lighter socket dimensions: Diameter without spring clip: 20mm, with spring clip: 24mm, deepth: 65-70mm. 2) Screen Plain Surface dimensions: Width: 41mm, length: 85mm, thickness: 14-16mm (With rotary button: 24mm).

**Q: Noise is present, but there is no sound.**
A: 1) Confirm that the player is activated and not in pause mode. 2) Check and adjust the volume settings on the car radio, FM transmitter, and the connected external device as needed. 3) Try switching channels to see if it works properly.

**Q: Unable to play.**
A: 1 ) Ensure the USB device is properly connected to the player. Or try using another USB device. 2) Confirm the files on the USB device are supported by the KM30. 3) You're welcome to contact our professional 24/7 service team for any questions.

**Q: The car audio is not receiving sound.**
A: 1) Ensure the FM transmitter is turned on. 2) Verify the frequency of the FM transmitter matches the frequency of the car's radio. 3) Ensure the volume is not set to 0.

## Frequently Bought Together

- Nulaxy FM Bluetooth Transmitter for Car, Strong Microphone Bluetooth Car Adapter with 1.8" Color Screen for Hands-Free Calls, Supports QC3.0 Charging, Treble and Bass Sound Music Player- KM30
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- Nulaxy Car Bluetooth FM Transmitter [2024 Upgraded], 1.44" Display Flexible Gooseneck, Handsfree Call Wireless Music Stereo Audio Player Radio Adapter Car Kit USB Phone Charger, TF SD Card AUX-KM18

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-08-04*