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The FiiO BTR3K is a compact Bluetooth 5.0 receiver amplifier delivering studio-quality sound with dual AK4377A DACs, supporting high-resolution codecs like aptX HD, aptX LL, and LDAC. It offers balanced 2.5mm and single-ended 3.5mm outputs, 11 hours of battery life, and customizable sound settings via the FiiO Music app. Designed for professionals and audiophiles alike, it enables seamless multi-device connectivity, in-line controls, and USB-C DAC functionality, transforming wired headphones into a wireless high-fidelity experience.







| ASIN | B085XT3V3X |
| Audio Output Mode | Stereo |
| Audio Output Type | Headphones, Speakers |
| Best Sellers Rank | #27,200 in Electronics ( See Top 100 in Electronics ) #46 in Headphone Amps |
| Brand | FiiO |
| Built-In Media | USB Type C Cable |
| Color | Black |
| Compatible Devices | Smartphone, Speaker |
| Connectivity Technology | Wireless |
| Connector Type | USB Type-C |
| Control Method | App |
| Controller Type | iOS |
| Customer Reviews | 4.5 out of 5 stars 1,458 Reviews |
| Format | WMA |
| Item Dimensions D x W x H | 2.28"D x 0.98"W x 0.43"H |
| Item Type Name | amplifier |
| Item Weight | 24 Grams |
| Manufacturer | FiiO |
| Mfr Part Number | FIIO-BTR3K |
| Model Number | BTR3K |
| Number of Channels | 8 |
| Other Special Features of the Product | Microphone Included |
| Output Power | 0.08 Watts |
| Special Feature | Microphone Included |
| Unit Count | 1 Count |
| Warranty Description | 2 years |
| Wattage | 50 watts |
| Wireless Technology | Bluetooth |
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