---
product_id: 653853567
title: "TH1100RP Premium Planar Headphones for Audiophiles, Open Back"
brand: "fostex"
price: "¥681109"
currency: JPY
in_stock: true
url: https://www.desertcart.jp/products/653853567-th1100rp-premium-planar-headphones-for-audiophiles-open-back
store_origin: JP
region: Japan
---

# Hard maple solid wood housing with Aizome dye Premium RP planar magnetic driver Lightweight magnesium alloy mechanical parts TH1100RP Premium Planar Headphones for Audiophiles, Open Back

**Brand:** fostex
**Price:** ¥681109
**Availability:** ✅ In Stock

## Summary

> 🎶 Elevate your sound game with artisanal precision and unmatched comfort.

## Quick Answers

- **What is this?** TH1100RP Premium Planar Headphones for Audiophiles, Open Back by fostex
- **How much does it cost?** ¥681109 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/653853567-th1100rp-premium-planar-headphones-for-audiophiles-open-back)

## Best For

- fostex enthusiasts

## Why This Product

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

## Key Features

- • **Custom Comfort Fit:** Newly shaped ear pads and flexible headband deliver a personalized, fatigue-free listening experience.
- • **Premium Connectivity:** 7N grade internal wiring with detachable high-purity OFC cable guarantees flawless signal transmission and easy upgrades.
- • **Featherlight Durability:** Innovative magnesium alloy components ensure a robust yet lightweight design for all-day comfort.
- • **Artisanal Japanese Craftsmanship:** Each headphone features a unique hard maple wood housing dyed with traditional Aizome indigo for timeless elegance.
- • **Audiophile-Grade Sound Precision:** Experience crystal-clear, immersive audio with Fostex’s proprietary planar magnetic driver technology.

## Overview

The Fostex TH1100RP headphones combine cutting-edge planar magnetic driver technology with exquisite Japanese craftsmanship, featuring a hard maple wood housing dyed using the traditional Aizome method. Lightweight magnesium alloy parts and ergonomically designed ear pads ensure premium comfort and durability. Equipped with a detachable 7N grade OFC cable, these open-back headphones deliver audiophile-grade sound clarity for discerning music lovers.

## Description

The Fostex TH1100RP are flagship RP headphones that incorporate Fostex's proprie- tary state-of-the-art premium grade RP planar magnetic driver technology in a solid wood hous- ing. Dyed with Aizome from Tokushima, known as Japan's reknowned indigo dyeing method, the headphones are carefully assembled in Japan. This one-of-a-kind texture brings out the beauty of the individually different wood grain that is unique to traditional Aizome. Fostex's 50 years of flat diaphragm RP technology come together beautifully in this model of flagship open type headphones.

## Features

- Premium RP planar magnetic driver
- Hard maple solid wood housing finished with "Aizome,” a traditional Japanese dyeing method The solid
- Newly adopted lightweight magnesium alloy mechanical parts
- Newly shaped ear pads with new materials and flexible fitting head pad and headband
- 7N grade cable for internal wiring and highly reliable detachable connector port; Includes high-purity OFC unbalanced cable

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DB668SRT |
| Additional Features | Adjustable Headband |
| Age Range Description | All Ages |
| Antenna Location | Music |
| Audio Driver Type | Planar Magnetic Driver |
| Best Sellers Rank | #61,955 in Musical Instruments ( See Top 100 in Musical Instruments ) #63 in DJ Headphones #19,801 in Music Recording Equipment |
| Brand | Fostex |
| Brand Name | Fostex |
| Built-In Media | Cable, Protective Case, User Manual |
| Cable Features | Detachable |
| Carrying Case Color | Black or Indigo |
| Color | Black and Indigo |
| Compatible Devices | [Wide Range of Devices] |
| Connectivity Technology | Wired |
| Control Method | Remote |
| Customer Package Type | Rigid or Cushioned |
| Ear Placement | Over Ear |
| Earpiece Shape | Over Ear |
| Enclosure Material | Wood |
| Form Factor | Over Ear |
| Frequency Range | 10 Hz - 40,000 |
| Headphone Folding Features | Over Ear |
| Headphone Jack | 3.5 mm Jack |
| Headphones Ear Placement | Over Ear |
| Headphones Jack | 3.5 mm Jack |
| Manufacturer | Fostex |
| Model Name | TH1100RP |
| Model Number | TH1100RP |
| Noise Control | None |
| Number of Items | 1 |
| Specific Uses For Product | Music |
| Style Name | Open Back |
| Theme | Music |
| UPC | 636827310017 |
| Unit Count | 1 Count |
| Warranty Description | 1 Year Manufacturer |
| Water Resistance Level | Not Water Resistant |

## Product Details

- **Brand:** Fostex
- **Color:** Black and Indigo
- **Ear Placement:** Over Ear
- **Form Factor:** Over Ear
- **Noise Control:** None

## Images

![TH1100RP Premium Planar Headphones for Audiophiles, Open Back - Image 1](https://m.media-amazon.com/images/I/61TeTSrb32L.jpg)

## Available Options

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

## Frequently Bought Together

- Fostex TH1100RP Premium Planar Headphones for Audiophiles, Open Back
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**Shop now:** [https://www.desertcart.jp/products/653853567-th1100rp-premium-planar-headphones-for-audiophiles-open-back](https://www.desertcart.jp/products/653853567-th1100rp-premium-planar-headphones-for-audiophiles-open-back)

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*Product available on Desertcart Japan*
*Store origin: JP*
*Last updated: 2026-10-05*