Feature: 1. Experience Hi-Res Audio Bliss with BT 5.1: Elevate your listening game to unprecedented heights with the B1PRO, featuring cutting-edge BT 5.1 technology. Stream your favorite tracks in stunning clarity, enjoying seamless connectivity and ultra-low latency for a truly immersive audio experience 2. Masterful LDAC & APTX-HD Support: Indulge in lossless audio bliss with support for both LDAC and APTX-HD codecs. These high-resolution audio formats ensure every note, every detail is transmitted with breathtaking fidelity, letting you hear every nuance of your music like never before 3. ES9038Q2M: The Pinnacle of Audio Decoding: Equipped with the legendary ES9038Q2M decoding chip, the B1PRO decodes audio with unparalleled precision and clarity. This flagship-grade DAC delivers studio-quality sound right to your ears, ensuring every listening session is a pure, uncompromised joy 4. Versatile Codec Compatibility for All Your Needs: Whether you're streaming high-res audio or simply enjoying everyday tunes, the B1PRO has you covered. With support for APTX-LL for low latency gaming, APTX for everyday use, AAC for Apple devices, and SBC for universal compatibility, it's the ultimate all-in-one solution for all your BT audio needs 5. Effortless Wireless Audio Perfection: Say goodbye to tangled wires and hello to pure, unfettered sound. The B1PRO's seamless BT integration and powerful decoding capabilities make it the perfect companion for audiophiles on the go. Experience the freedom of wireless audio without sacrificing a single drop of sonic excellence Specification: Color: Black, Silvery(optional) BT input: 24Bit/96Khz PC-USB: 24Bit/48Khz Coaxial input: 24Bit/192Khz Coaxial output: 24Bit/96Khz RCA output: 2Vrms 3.5 Amp output: @32Ω/500mw frequency response: 20-20Khz SNR: 115dB THD: 0.001% Power Supply: DC5V2A (type-C) Package size: 13*10*4cm Package weight: 490g Package List: 1 * BT Audio Decoder1 * BT Antenna1 * Power Adapter1 * Data Cable1 * User Manual