![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh5l7CYKpI0Y70Hg76PCU105ESsR4l8IAHtPktX7NPXsduYWbju0eBZjaw402jQgNMYVkZOkPSQLDz9ghIdp-zEWrVnQIthJNCAEwFQ-RYa3fEZqnGYxTM4J4OuLVEgSQgi5htdA4ZKJoA/s640/FiiO+BTR3K+Bluetooth+DAC+Amp+With+78mW+Balanced+Output+Power.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgFuBFzUgCCp2jrh4yy2x6E8fCCKW43bEgW9rpdw6emJd6T3LscfOb9-5OtzaA_x2WOPzTUXBSbrNBMd7hQedbUBrM3WBaOzopKaHvEv10ttWOTsrog-k0_oSzox6GKCGcmSNRa3umINc0/s640/FiiO+BTR3K+Bluetooth+DAC+Amp.jpg)
The FiiO BTR3K is the latest upgrade to the BTR line-up, improving from the BTR1K DAC amp and the BTR3 DAC amp version with the addition of a balanced output. The BTR3K upgraded version can now deliver audio via a single-ended 3.5mm port and a balanced 2.5mm port, which virtually eliminates the electromagnetic interference (EMI) noise you get from a single-ended output by carrying the ground connection separately from the audio signal.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiOWd9lJHvSrU1UzNM45GYC9OZQ3hJvqrhIKImcOWJHi1kUWX15T68GbSquUQEkCu8PUSiT9qHhzHVTjHOUgCguz_TgAuwZPbW5ujoW_xjcx3O9x7sjbh8YmDl0dEeB4ka4vFC9qa4mZV0/s640/FiiO+BTR3K+Headphone+DAC+Amp+With+Balanced+Output.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiGFHLhDnw2JQ4wH5FUAl2pml-7BQn3BUl7muxwbgZrb_c-tI9feuucT1CY8P9eJduxJV1HigRbkuOvvTi3k-BIGO7dJSQR2KFpcGHa1-ZWavvH-tHED4ysqRR-CJNKz6Z0OA1ivxbryBo/s640/FiiO+BTR3K+short+usb+charging+cable+includedt.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhzExcJ-M4bVh6qLXuQB4yZu8A93c0FnpQrGmANF0w3fliRUEwWc043AA9nvnZ2IBzGykDFiTkFt56x-pxgzqK5NyuLZ8qdV6FRJ1ROUUcMkkNE1pmEOJzbVE5qewfrhP1thMyDvahSFUw/s640/FiiO+BTR3K+Headphone+DAC+Amp+Balanced+Output.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgZXfLT2sz2ruruFYCsWv5pPLEvejD80ELBNTzI9SgZCfq5xIDwTvLGM9_L044-ALWtBH2wdpcJlECj4v3eky9TEf-JRG8mR099cxqofcS0ty0RFz-Usmdw8e9aVfQdx9dk4MW8K_xxHYs/s640/FiiO+BTR3K+Bluetooth+DAC+Amp+With+Balanced+Output+Power.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg-tkin3vtjoY_nXsVriSAMaJCl815TJIoxde-3O-KdBZTgOC6r4MSJmgiQpBI-BVEZAb0CnsLF4xttE5ExKdUbSzOE5JKDrM1bHBy50XpaP7WyeNw4DZNfGZnoHfv-obBlTRl8kiwlmdk/s640/FiiO+BTR3K+DAC+Amp+With+Balanced+Output.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjWSR271RIrleslXkqfUCAjO2acYQrkJ06cfBn0aqLxy-7dphFj6CHP4IkeQ3vPiuqKzWG31aSZmlQ0Cdm6i-LJyB7iJtpMJ4Fxdk8fiKZYyaiOeMpsDoJYZMqLPR8cLhtAyH0dRRXvYIg/s640/FiiO+BTR3K+plastic+spring+loaded+case.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhHsS134_tRZk3DTV2_rnVTOPHN5ltKzuqxdmTIMnVGnUCsETzqnF9OHlbgXcMMWqclWyJsvx9Y1BAjtdllHnBmObDjmG7Du1Cg1hyphenhyphenQ6YFimmzYO4YBl0ARLa4cZ_dWtzasGjklKR43FJA/s640/FiiO+BTR3K+16+bit+44.1kHz+48kHz.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjnGrmR0hndvaotkv9PWr8v1ftF04kYHdeIF5SmgermksShzy7_ogdDe9-Hqzf_cpjwiX_wrGH65_DmpLKX5hLRYTMUGLLVSLO1sPz7FTclQj6DICs1A4pUua8eVAULKmtgfHtUDTEBvSs/s640/FiiO+BTR3K+Bluetooth+5.0+DAC+Amp+With+Balanced+Output.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh33WAAgtqfzHCu94JjF23EEjBJ9hl154mm6BsxzwrLgLIQupk6MTggaL6UYg26Xka6HgcX0zm7B2ChuD4NXzayMcVzWujpDnMtgKyBMddacYLbBpFuuGCVDB14JXod4a4rU8geuDDmYQE/s640/FiiO+BTR3K+sbc+aac+aptxll+ldac.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiFvD-mvnYlP2RHkOgsDRzSNucfQ2HT9Kq8X5Hc7CMDqtIJMVQ1gQpTSrZtCWyuLPuv9DwLcZWsKpIDs1h3Du0ALwtieEgA5uTxQAZF-HOHtmp-_W4NHFf_V3C17WnYaPnEaD_nn_Sze80/s640/FiiO+BTR3K+Bluetooth+codec+support.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi-1WSBuNw_OLn-47aR6MaIt82RETrYfcym5bmUCnf6TLJd2-aHDrpD7y_NO2_9ILjbkdLE4Sr1uCZ0kiD1CFe8Esz-zrlFXjR8Annxv7snSWx2L70lYsgOhlsHb9QZ_hyOcrGuzSRawEU/s640/FiiO+BTR3K+Bluetooth+DAC+Fiio+music+app.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEiWt5kfKPBVlqgHISEj1ggH1EYkIuO8aosV2d1ZKkyZT2OFA7h5s0SvzZpIQHQUd0hQb-uGh-aLvcEecmaATO05XdZtW9eKSd0R_hZRPjEFfH3n6utMva2cKsy_SvS0imPFZeBf4zwdZpM/s640/FiiO+BTR3K+music+app+eq.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjwaZiu6R0K1u1WmCdk4px4GgxTcs7oC1ISJUmQwtMrdqiICVsZ7uknKQzvftxJUmiF4_c2TZacjQbWy3buyj_LxQoxuqT9JEH71xzn3wakmllief9857wCAkglGDlPMUerJcpxaoo-B1A/s640/FiiO+BTR3K+Bluetooth+USB+DAC+Amp+usb.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhK4PmabBG62E86eHRq5m8AEw_j8BxlM-lx-QDVo4Yp2Xx4vmxrDWR4Z8xTerkMqW07pWzlnO3xTw0kQFz56NY0lg_T2i5-wewMN_ragDvpMJx1TrDnfZsupGMplHz6f59QS-wc5JU1zFw/s640/FiiO+BTR3K+portable++DAC+Amp+With+Balanced+Output.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEg-Z8qYETkHmv5NYs9or_fqn70J1xW9cuLCb5Nv8W8HLJvAe_eqqTqGmF84p6qeVYn-_YteEUMLxAUYOdKpRks7lWmhEH2QxG2q9yu721Ct2I-9_4ncB8Vl8IfjCv7E63_u2E5VKdmVrCA/s640/FiiO+BTR3K+lockscreen+album+art.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEih1Eh2gvugSWX4AVp-PtbdfoerwjwW3IupCHsvUvkj11bwsa54L241cUZsHV4Z_x0RSlVTvkpIl6rtUtyCJZyb8d9lmQ5KfXOzGWgiDCt7YQuxc9RQprLMiL9qqkDvyd1aJGNXhaN5vcY/s640/FiiO+BTR3K+Headphone+DAC+Amp+With+Balanced+Output+%25282%2529.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh_0IQRWbezXCy303jTQ1bQ4bMfagJ8GHJlN5jlmfOSYF-o0Su2skOBiFhJTkpnkHTnuUrNlTqoWX0SvbRkiLowKN-SM9-HqwL3Rffj7GesiU4ECYWqGBN4NdgadVDEOc1s9iGM99KtTxs/s640/FiiO+BTR3K+Headphone+DAC+Amp+.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhJASD433xlV9tKpwaLj5K3hmHVlNFUagRcGJHXETbZcVEF_2ujHPKuoOyc7w4GWQLzsotbCmFkgEdcfAJm8fgBk0PPVheajAOcyvx8_NwpfJKjA5abjsrbWieroPIo1VIWrpaWL8r81-0/s640/FiiO+BTR3K+Headphone+DAC+Amp+With+Balanced+Output+%25283%2529.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgovcdLHcevhOjwzuNPMbphNElpi7mmmCwAp3ajTv_BdsehsRMp62rlM3UHWq0bkyF0Clp7vifk7_UwjrKqqlBaP1hs19XqOB2SuLvJ63RxUWig2Chc3oU1VT7rNoPLS8FZt2UvzGweYTI/s640/FiiO+BTR3K+microphone+quality.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEh1xNfkTaebglPcP0i4oR-VE9z1XQDBT6yE2ukyfIGuonPFRTTwFn2GaFaEXxnUQU2J8r071iPbrpmOdjKNS2i4Fn34rySKcndsF8KkUXf46D0JrutrRG_vVgYxKPFNppyALdWu8KQiOtU/s640/FiiO+BTR3K+Headphone+DAC+Amp+With+Balanced+Output++.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEgJMZ4LcADLaIFV0We7Ocgai-g7-EIdoyXa9f-jsbyARxa8f9crW-V8zAfoCFqjd8GCU0q1YPfkNSK3QEyy5WR_6H_Nl3ftBTbv7MbcPasXrvxeFiBTvK_sWk5WpoHGAXzXK5ifFi4Iy6g/s640/FiiO+BTR3K+Bluetooth+DAC+Amp+.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhMXcCi4ggDclacTqLxlGn8UfRqMWgBVysrTqwq24wm-Gmoh5A1kdNv6nnImQfdgNfEwN6EPsXE7tS27fCFcdMkHy_k1cCXc3r4nKy3mXHXSlrc4s80V564rMjX7Cya8-x9pi1ihUhWXIc/s640/FiiO+BTR3K+Review.jpg)
Battery life is lower when listening via the balanced 2.5mm port. The BTR3K is also equipped with a high performance low dropout (LDO) linear voltage regulator, which will help extend the lifespan of the battery when using a higher voltage input. That said, FiiO does recommend using a 5V power adapter when charging the BTR3K.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEhdfa0EECuKLTFpjZulJqDFLJqGkQw1Jp6JaOANEX-rA_RBCbNfTUZ2yzDXDdwNJZ7WsnKWTm3wBDEQUJ7wToNJUknphNQPitxSRcnWFRnjI6KXzVQc4XE_OC4Ph8FbqHDWazSU8ua_pug/s640/FiiO+BTR3K++DAC+Amp+With+Balanced+Output.jpg)
Most DAC amps are bulky and connect via USB, although you can get small, wireless versions such as the FiiO BTR3K, which doubles as a neat Bluetooth DAC amp (for headphones) and USB DAC for desktop computers, mobile phones and even the Nintendo Switch.
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEi01s0-R8Wu8jKHEmAi7ssqmrqZWYZtDUBlod7JWYxI-TxOB0c29EU6h8t8VJ6-ISN9pp99kZlzgGR0yakMwYsFs2GgbtndLDFBCRfa1EIBnJwE0SL9HZq91Iap5iJdrArgvidls4ygRD8/s640/FiiO+BTR3K+unboxing.jpg)
![](https://blogger.googleusercontent.com/img/b/R29vZ2xl/AVvXsEjZH8SlkbIZgO1ZCw-SfU_G7PZWys-e0EZV_hurK8LfTtt0q3qdPoyaQuKbqTIFMKVlobzgOcjb88FZAFJhPZhEbHqVCgkKi77lA2y4C32hyvAQX02BmfEbrndUg0ZqsI1rxv-p7E4Tofc/s640/FiiO+BTR3K+box+packaging.jpg)
0 comments