FIR Audio Redux 6 Universal In-Ear Monitor headphone lightning the air relief hole

the air relief hole

SP3000M supports Native DSD512 and up to 32bit/768kHz with Astell&Kern's excellent audio technology

• Combine with high-performance IEMs for unrivalled TWS (True Wireless Stereo) sound

so you can enjoy the unique

FIR Audio Redux 6 Universal In-Ear Monitor headphone lightning the air relief holeTo The Final Frontier The Fir Audio Redux 6 is the final installment in the Frontier Series. Building upon the legacy of its predecessors, the Rx6 incorporates new technologies that push the boundaries of high fidelity sound. This six driver hybrid In Ear Monitor delivers profound thickness and tactile feel at peak performance. Its proprietary HDX technology extends the high frequency spectrum to the utmost limits of clarity while retaining full body.