---
product_id: 294260939
title: "BOSS TU-3S Chromatic Tuner"
brand: "boss"
price: "₨82703"
currency: LKR
in_stock: true
reviews_count: 5
category: "Boss"
url: https://www.desertcart.lk/products/294260939-boss-tu-3s-chromatic-tuner
store_origin: LK
region: Sri Lanka
---

# Drop tuning & guitar/bass mode USB & 1/4-inch audio connectivity High brightness outdoor visibility BOSS TU-3S Chromatic Tuner

**Brand:** boss
**Price:** ₨82703
**Availability:** ✅ In Stock

## Summary

> 🎶 Tune like a boss, perform like a legend.

## Quick Answers

- **What is this?** BOSS TU-3S Chromatic Tuner by boss
- **How much does it cost?** ₨82703 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/294260939-boss-tu-3s-chromatic-tuner)

## Best For

- boss enthusiasts

## Why This Product

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

## Key Features

- • **Sunlight-Ready Display:** High brightness meter ensures flawless visibility even under the brightest stage lights or outdoor gigs.
- • **Compact Pro-Grade Design:** Sleek, pedalboard-friendly size that fits effortlessly into any professional setup.
- • **Precision Tuning On-the-Go:** Stay pitch-perfect with ultra-accurate chromatic detection for every note.
- • **Reliable Boss Build Quality:** Trusted USA-made hardware delivering consistent performance and durability for the touring pro.
- • **Versatile Drop Tuning & Modes:** Seamlessly switch between guitar and bass modes, including drop tuning for creative freedom.

## Overview

The BOSS TU-3S Chromatic Tuner is a compact, high-precision pedal tuner designed for guitarists and bassists. Featuring drop tuning support, dedicated guitar/bass modes, and a high-brightness display for outdoor visibility, it ensures accurate tuning in any environment. With USB and 1/4-inch audio connectivity, this USA-made pedal combines professional reliability with user-friendly versatility, making it a must-have for serious musicians.

## Description

Buy BOSS TU-3S Chromatic Tuner online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

Review: 正確性、視認性、信頼性よし - ES-5のチューナーアウトにつないでいます。 常時ONで常に表示されているのであまりないですが、演奏しながら確認したりもできます。 黒色のモデルが限定でも出たら即買いしますので、BOSS様何卒・・・
Review: Boss quality as usual - Perfect high quality tuner I prefer the compact size running through my set up area

## Features

- Drop Tuning Suppt
- Guitar/Bass Mode
- High Brightness mode enhances meter visibility outdoors

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B01EVR1524 |
| Amperage | 100 Milliamps |
| Audio Output Effects | Chorus |
| Brand | BOSS |
| Brand Name | BOSS |
| Color | White |
| Colour | White |
| Connector Type | USB |
| Controls Type | Knob |
| Country of Origin | USA |
| Customer Reviews | 4.6 out of 5 stars 215 Reviews |
| Finish Type | Painted |
| Global Trade Identification Number | 00761294508978, 04957054508975 |
| Hardware Interface | 1/4-inch Audio |
| Included Components | TU-3S Tuner Pedal, Manual |
| Item Dimensions | 8.6 x 7.3 x 5.7 centimeters |
| Item Dimensions L x W x H | 8.6L x 7.3W x 5.7H centimeters |
| Item Type Name | Effects Pedal |
| Item Weight | 0.4 Pounds |
| Item weight | 0.4 Pounds |
| Manufacturer | BOSS |
| Manufacturer Part Number | TU-3S |
| Model Name | TU-3S |
| Model Number | TU-3S |
| Number of Items | 1 |
| Power Source | Corded Electric |
| Product dimensions | 8.6L x 7.3W x 5.7H centimeters |
| Signal Format | Analog |
| Style | TU-3S |
| UPC | 761294508978 |
| Unit Count | 1 Count |
| Voltage | 9 Volts |

## Product Details

- **Brand:** BOSS
- **Colour:** White
- **Item weight:** 0.4 Pounds
- **Product dimensions:** 8.6L x 7.3W x 5.7H centimeters
- **Style:** TU-3S

## Images

![BOSS TU-3S Chromatic Tuner - Image 1](https://m.media-amazon.com/images/I/71qZL89v14L.jpg)
![BOSS TU-3S Chromatic Tuner - Image 2](https://m.media-amazon.com/images/I/71RHyFQECUL.jpg)
![BOSS TU-3S Chromatic Tuner - Image 3](https://m.media-amazon.com/images/I/81G4JXFymtL.jpg)
![BOSS TU-3S Chromatic Tuner - Image 4](https://m.media-amazon.com/images/I/71enLl1-NrL.jpg)
![BOSS TU-3S Chromatic Tuner - Image 5](https://m.media-amazon.com/images/I/71VnftSVVBL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ 正確性、視認性、信頼性よし
*by ア***郎 on 14 September 2024*

ES-5のチューナーアウトにつないでいます。 常時ONで常に表示されているのであまりないですが、演奏しながら確認したりもできます。 黒色のモデルが限定でも出たら即買いしますので、BOSS様何卒・・・

### ⭐⭐⭐⭐⭐ Boss quality as usual
*by J***Y on 30 August 2025*

Perfect high quality tuner I prefer the compact size running through my set up area

### ⭐⭐⭐⭐⭐ Nunca falla
*by A***. on 8 October 2025*

Es de las mejores compras que hice, imprescindible para mi

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**Shop now:** [https://www.desertcart.lk/products/294260939-boss-tu-3s-chromatic-tuner](https://www.desertcart.lk/products/294260939-boss-tu-3s-chromatic-tuner)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-09-19*