--- product_id: 677687772 title: "DP-666 TEF6686 Portable Shortwave Radios Receiver, High Sensitivity Radio Full Band FM AM FM Shortwave Radio Built-in 5000mAh Battery & 2.8inch Color Diplay AM(White)" brand: "treasurecave" price: "¥50395" currency: JPY in_stock: true reviews_count: 2 category: "Treasure Cave" url: https://www.desertcart.jp/products/677687772-dp-666-tef6686-portable-shortwave-radios-receiver-high-sensitivity-radio store_origin: JP region: Japan --- # Ultra-high sensitivity TEF6686 chip 2.8-inch vibrant color display Massive 5000mAh battery life DP-666 TEF6686 Portable Shortwave Radios Receiver, High Sensitivity Radio Full Band FM AM FM Shortwave Radio Built-in 5000mAh Battery & 2.8inch Color Diplay AM(White) **Brand:** treasurecave **Price:** ¥50395 **Availability:** ✅ In Stock ## Summary > 📻 Stay tuned, stay ahead — the future of portable radio is in your pocket! ## Quick Answers - **What is this?** DP-666 TEF6686 Portable Shortwave Radios Receiver, High Sensitivity Radio Full Band FM AM FM Shortwave Radio Built-in 5000mAh Battery & 2.8inch Color Diplay AM(White) by treasurecave - **How much does it cost?** ¥50395 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/677687772-dp-666-tef6686-portable-shortwave-radios-receiver-high-sensitivity-radio) ## Best For - treasurecave enthusiasts ## Why This Product - Trusted treasurecave brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Power That Lasts:** 5000mAh battery fuels extended adventures—stay connected without constant recharging. - • **All-in-One Band Mastery:** Seamlessly switch between FM, AM, and Shortwave with advanced noise cancellation algorithms. - • **Crystal-Clear Reception:** Automotive-grade TEF6686 DSP tuner crushes interference & weak signals for flawless audio. - • **Pocket-Sized Powerhouse:** Compact 5.9x3x1 inch design with numeric keypad and color display—radio redefined for the modern nomad. - • **Smart Open-Source Innovation:** Built on TEF6686_ESP32 platform with RDS data, multi-language support, and customizable themes. ## Overview The DP-666 TEF6686 Portable Shortwave Radio is a cutting-edge, compact receiver featuring an automotive-grade TEF6686 chip for ultra-high sensitivity and superior signal clarity across FM, AM, and Shortwave bands. Equipped with a vibrant 2.8-inch color display and a robust 5000mAh rechargeable battery, it offers extended use and rich RDS data support. Designed for portability and advanced functionality, it includes a numeric keypad, multi-language options, and customizable themes, making it the ultimate travel companion for discerning listeners who demand both performance and style. ## Description Features:1. This is a high-sensitivity radio based on the high-performance automotive-grade TEF6686 chip, with excellent selectivity and ultra-high sensitivity. This automotive forfor DSP-tuner has a wide range of functions and advanced algorithms(CEQ, EMS, and PACS, noise canceller...),(software for DEFINED radio) signal processing, especially in improving multipath, adjacent frequency interference, weak signal processing and noise elimination.2. This is a radio built on the open source project TEF6686_ESP32 of PE5PVB. In addition to listening to radio stations, the project also supports a wealth of advanced features, such as: almost all RDS(Radio Data System) data display, automatic/manual radio station scanning, squelch function, battery voltage display, changeable themes, multi-language, radio station presets, .3. We redesigned the circuit board based on the mature TEF6686 front-end receiving circuit, and equipped the DP-666 with a 2.8-inch resistive LCD color based on the open source project. While ensuring the portability of the machine, it can display rich RDS-information(RDS information requires local radio support); a numeric keyboard has been added to facilitate users to quickly input frequencies; a large-capacity 5000mAH battery supports longer standby time.In short, I hope this portable high-sensitivity travel radio will satisfy you!PE5PVB project: https://github.com/PE5PVB/TEF6686_ESP32DP-666 project: https://github.com/flyoob/TEF6686_ESP32Specifications:Part name: DP-666 radioMaterial: PCB acrylic boardColor: white, yellow, blackSize: as shownPackage contents:1. Host*1(3.7V/5000mAh lithium battery installed)2. High-quality telescopic antenna with for SMA connector*13. USB-A to TYPE-C 1 meter data cable*14. Storage bag*1 Review: High Tech Wonder - Feature rich high tech. Colorful graphics are beyond old school technology. Awesome sounding speaker! This is my honest experience and I have not been paid or compensated in any way Review: Needs navigation instructions. - The reception is good. There are no instructions on how to navigate the different modes. I can’t connect with AM stations. Finally, the read-out screen flipped itself upside down. ## Features - * This is a high-sensitivity radio based on the high-performance automotive-grade TEF6686 chip, with excellent selectivity and ultra-high sensitivity. This automotive forfor DSP-tuner has a wide range of functions and advanced algorithms(CEQ, EMS, and PACS, noise canceller...),(software for DEFINED radio) signal processing, especially in improving multipath, adjacent frequency interference, weak signal processing and noise elimination. - * This is a radio built on the open source project TEF6686_ESP32 of PE5PVB. In addition to listening to radio stations, the project also supports a wealth of advanced features, such as: almost all RDS(Radio Data System) data display, automatic/manual radio station scanning, squelch function, battery voltage display, changeable themes, multi-language, radio station presets, . - * We redesigned the circuit board based on the mature TEF6686 front-end receiving circuit, and equipped the DP-666 with a 2.8-inch resistive LCD color based on the open source project. While ensuring the portability of the machine, it can display rich RDS information(RDS information requires local radio support); a numeric keyboard has been added to facilitate users to quickly input frequencies; a large-capacity 5000mAH battery supports longer standby time. - * Tiny and Portable: Pocket-sized radio measuring 5.9*3*1 inch. Take it anywhere for various needs (by the bed at night, hiking, walking, .). The radio has a 2.8inch color display (not ) for smooth data reading. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DK3FT9L5 | | Additional Features | Lightweight, Portable, Rechargeable | | Best Sellers Rank | #323,530 in Electronics ( See Top 100 in Electronics ) #457 in Portable Shortwave Radios | | Brand | TreasureCave | | Built-In Media | Antenna, USB-A to TYPE-C data cable | | Color | White | | Customer Reviews | 4.1 out of 5 stars 4 Reviews | | Display Type | color display | | Enclosure Material | Acrylic | | Item Weight | 450 Grams | | Manufacturer | TreasureCave | | Mfr Part Number | 62BOK17D6672JZIIKE420DFDC6S8 | | Model Number | 62BOK17D6672JZIIKE420DFDC6S8 | | Power Source | Battery Powered | | Radio Bands Supported | FM/AM/SW | | Smart Home Compatibility | Not Smart Home Compatible | | Special Feature | Lightweight, Portable, Rechargeable | | Style | Compact | | Style Name | Compact | | Tuner Technology | FM, AM , SW | | Tuner Type | FM, AM, SW | ## Product Details - **Brand:** TreasureCave - **Color:** White - **Item Weight:** 450 Grams - **Manufacturer:** TreasureCave ## Images ![DP-666 TEF6686 Portable Shortwave Radios Receiver, High Sensitivity Radio Full Band FM AM FM Shortwave Radio Built-in 5000mAh Battery & 2.8inch Color Diplay AM(White) - Image 1](https://m.media-amazon.com/images/I/61Su8v9ErCL.jpg) ![DP-666 TEF6686 Portable Shortwave Radios Receiver, High Sensitivity Radio Full Band FM AM FM Shortwave Radio Built-in 5000mAh Battery & 2.8inch Color Diplay AM(White) - Image 2](https://m.media-amazon.com/images/I/61IHiazSo2L.jpg) ![DP-666 TEF6686 Portable Shortwave Radios Receiver, High Sensitivity Radio Full Band FM AM FM Shortwave Radio Built-in 5000mAh Battery & 2.8inch Color Diplay AM(White) - Image 3](https://m.media-amazon.com/images/I/51Ng2jgVKcL.jpg) ![DP-666 TEF6686 Portable Shortwave Radios Receiver, High Sensitivity Radio Full Band FM AM FM Shortwave Radio Built-in 5000mAh Battery & 2.8inch Color Diplay AM(White) - Image 4](https://m.media-amazon.com/images/I/41ztHDpVV9L.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ High Tech Wonder *by L***U on October 14, 2025* Feature rich high tech. Colorful graphics are beyond old school technology. Awesome sounding speaker! This is my honest experience and I have not been paid or compensated in any way ### ⭐⭐ Needs navigation instructions. *by C***T on March 2, 2026* The reception is good. There are no instructions on how to navigate the different modes. I can’t connect with AM stations. Finally, the read-out screen flipped itself upside down. ## Frequently Bought Together - DP-666 TEF6686 Portable Shortwave Radios Receiver, High Sensitivity Radio Full Band FM AM FM Shortwave Radio Built-in 5000mAh Battery & 2.8inch Color Diplay AM(White) - XHDATA D219 Portable AM FM Shortwave Radio Battery Operated Small Great Reception Radio with Good Sound,Earphone Jack for Elder,Home,Child [Gray] - XHDATA AN-80 Shortwave Reel Antenna FM SW External Antenna Whip Antenna to Improve Signal Reception Suitable for FM SW Radio --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/677687772-dp-666-tef6686-portable-shortwave-radios-receiver-high-sensitivity-radio](https://www.desertcart.jp/products/677687772-dp-666-tef6686-portable-shortwave-radios-receiver-high-sensitivity-radio) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-06-22*