--- product_id: 729636504 title: "BTR11 Bluetooth 5.3 Receiver LDAC 3.5mm Wireless Audio Headphone Amplifier Adapter (Black)" brand: "fiio" price: "$182.74" currency: USD in_stock: true reviews_count: 1 category: "Fii O" url: https://www.desertcart.ec/products/729636504-btr11-bluetooth-5-3-receiver-ldac-3-5mm-wireless-audio store_origin: EC region: Ecuador --- # 45mW amp for wired-level sound HiFi LDAC Bluetooth 5.3 15h playback, 1h fast charge BTR11 Bluetooth 5.3 Receiver LDAC 3.5mm Wireless Audio Headphone Amplifier Adapter (Black) **Brand:** fiio **Price:** $182.74 **Availability:** ✅ In Stock ## Summary > 🎧 Elevate your sound game—wireless freedom meets wired fidelity! ## Quick Answers - **What is this?** BTR11 Bluetooth 5.3 Receiver LDAC 3.5mm Wireless Audio Headphone Amplifier Adapter (Black) by fiio - **How much does it cost?** $182.74 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/729636504-btr11-bluetooth-5-3-receiver-ldac-3-5mm-wireless-audio) ## Best For - fiio enthusiasts ## Why This Product - Trusted fiio brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Ultra-Light & Portable:** Weighing just 12.5g with clip and lanyard options, it’s the perfect on-the-go audio companion. - • **All-Day Listening Freedom:** 15 hours of uninterrupted music and a rapid 1-hour charge to 90% keeps your vibe going strong. - • **HiFi Wireless Audio Upgrade:** Experience studio-quality sound with LDAC Bluetooth 5.3—wireless never sounded this premium. - • **Powerful Built-In Amplifier:** 45mW output drives your wired headphones to deliver rich, wired-quality sound over Bluetooth. - • **Crystal Clear Calls Anywhere:** High-sensitivity mic with noise reduction ensures your voice is heard loud and clear. ## Overview The FiiO BTR11 is a compact Bluetooth 5.3 receiver and headphone amplifier that transforms wired headphones and non-Bluetooth speakers into high-resolution wireless audio devices. Featuring LDAC support for HiFi sound, a powerful 45mW amplifier, 15-hour battery life with fast charging, and a built-in noise-reducing microphone, it’s designed for professionals who demand premium audio quality and portability. ## Description HiFi Bluetooth with LDAC | Independent headphone amp Lightweight for easy carry | Built-in mic supports calls | 15 hours long battery life Review: Good performer, but pricy. - Nice little gadget. Very useful. Sound quality also good. 4.5k price shall be reasonable. 5k and Above not justified. ## Features - BTR11 supports the LDAC Bluetooth audio format, providing HiFi-level wireless Bluetooth sound quality, and also supports Bluetooth 5.3! - In continuous music playback, the working time reaches 15 hours. When the battery is low, it only takes 1 hour to charge up to 90%, close to full capacity! - Weighing only 12.5g and measuring about 5.5cm, it offers two convenient carrying options: an elastic back clip and a lanyard, making it stress-free to carry! - With a built-in high-performance independent ear amplifier and an output power of up to 45mW (16Ω), it allows earphones to deliver excellent performance, providing high-quality music comparable to wired connections via Bluetooth. - It features a built-in high-sensitivity omnidirectional microphone that supports call noise reduction, ensuring a clear calling experience. - Not only can it turn wired headphones into Bluetooth wireless headphones instantly, but it can also upgrade non-Bluetooth speakers or those that don’t support LDAC to Bluetooth capability or enhance them to support higher-quality Bluetooth formats! ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0DJVX45BM | | Audio Input | 3.5mm AUX | | Audio Output Mode | Stereo | | Audio Output Type | Bluetooth, LDAC, Auxiliary (3.5mm) | | Battery Charge Time | 1 Hours | | Battery Type | Lithium-Ion | | Battery Weight | 2.6 Grams | | Bluetooth support? | Yes | | Brand | FiiO | | Brand Name | FiiO | | Colour | Black | | Compatibility Options | Bluetooth-enabled devices, wired headphones, non-Bluetooth speakers | | Compatible Devices | Car Stereo System, Headphone, Smartphone, Speaker, Tablet, Television | | Connectivity Technology | Bluetooth | | Connector Type Used on Cable | Auxiliary | | Control Method | Touch | | Control Type | Volume Control | | Country of Origin | USA | | Customer Reviews | 4.3 out of 5 stars 328 Reviews | | Enclosure Material | Plastic | | Hardware Interface | Bluetooth | | Includes Remote | No | | Installation Type | wireless | | Lithium Battery Energy Content | 0.44 Watt Hours | | Manufacturer | FiiO | | Material | Plastic | | Model Name | FiiO BTR11 | | Number of Batteries | 1 Lithium Ion batteries required. (included) | | Number of Channels | 2 | | Number of Lithium-ion Cells | 1 | | Power Source | Battery Powered | | Product Features | Built-In Microphone | | Rechargeable Battery Included | Yes | | Special Feature | Built-In Microphone | | Supported Application | Spotify, YouTube, MP3, AAC, etc. | | Supported Media Type | MP3, WAV, AAC, FLAC | | Supported Standards | LDAC | | Voltage | 5 Volts (DC) | | Wireless Compability | Bluetooth | ## Product Details - **Brand:** FiiO - **Connectivity Technology:** Bluetooth - **Material:** Plastic - **Power Source:** Battery Powered - **Special Feature:** Built-In Microphone ## Images ![BTR11 Bluetooth 5.3 Receiver LDAC 3.5mm Wireless Audio Headphone Amplifier Adapter (Black) - Image 1](https://m.media-amazon.com/images/I/51V5NoSvZaL.jpg) ![BTR11 Bluetooth 5.3 Receiver LDAC 3.5mm Wireless Audio Headphone Amplifier Adapter (Black) - Image 2](https://m.media-amazon.com/images/I/51pqQZrCVXL.jpg) ![BTR11 Bluetooth 5.3 Receiver LDAC 3.5mm Wireless Audio Headphone Amplifier Adapter (Black) - Image 3](https://m.media-amazon.com/images/I/715GkgiBF6L.jpg) ![BTR11 Bluetooth 5.3 Receiver LDAC 3.5mm Wireless Audio Headphone Amplifier Adapter (Black) - Image 4](https://m.media-amazon.com/images/I/61qjFXD5EVL.jpg) ![BTR11 Bluetooth 5.3 Receiver LDAC 3.5mm Wireless Audio Headphone Amplifier Adapter (Black) - Image 5](https://m.media-amazon.com/images/I/511Bla+mePL.jpg) ## Available Options This product comes in different **Color** options. ## Customer Reviews ### ⭐⭐⭐⭐ Good performer, but pricy. *by J***R on 21 March 2026* Nice little gadget. Very useful. Sound quality also good. 4.5k price shall be reasonable. 5k and Above not justified. ## Frequently Bought Together - FiiO BTR11 Bluetooth 5.3 Receiver LDAC 3.5mm Wireless Audio Headphone Amplifier Adapter (Black) - Moondrop CHU II High Performance Dynamic Driver IEMs Interchangeable Cable in-Ear Headphone - Anker USB C to 3.5mm Audio Adapter, Male to Female Nylon Cable for Samsung S20/S20+/S20 Ultra, Pixel 4/+ 4XL, and More Type C Devices --- ## 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.ec/products/729636504-btr11-bluetooth-5-3-receiver-ldac-3-5mm-wireless-audio](https://www.desertcart.ec/products/729636504-btr11-bluetooth-5-3-receiver-ldac-3-5mm-wireless-audio) --- *Product available on Desertcart Ecuador* *Store origin: EC* *Last updated: 2026-04-22*