Prostereo D1 32-Bit Bluetooth Amplifier DAC

ProStereo™ D1 Professional Wireless Hi-Fi Headphone Amp DAC works with any smartphone or computer. Smartphones and computers on their own do not always produce smooth sound – in fact, it’s often noticeably bad! Upgrade your music to studio quality! Accented with an eye-catching triangular prism design, this one further depicts a sturdy, circular charging dock to hold the device. Built of excellent workmanship, it expresses minimalism with a metallic and cool touch. The Perfect Marriage of Smartphone and Headphone ProStereo™ D1 Professional Wireless Hi-Fi Headphone Amp DAC works with any smartphone or computer. Smartphones and computers on their own do not always produce smooth sound – in fact, it’s often noticeably bad! Upgrade your music to studio quality! Here’s the truth: Audio CDs use a bit depth of 16-bits, while DVD-Video and Blu-ray discs can use 24-bit audio. ProStereo™ D1 has Hi-res audio certification from JAS with audio output of up to 32-bit / 384 kHz. A Total Solution of Hi-Fi Audio Experience To deliver the best quality of music enjoyment, ProStereo™ D1 bundled with a pair of High-Res Audio Headphones with a 5Hz – 70 kHz high-frequency range produces smooth bass sounds. How It Works ProStereo™ D1 supports the Sample Rate Converter, no matter which type of music file is playing on your mobile phone, or in USB DAC Mode (MP3, AAC, FLAC, etc.), the audio data can be raised up to 32-bit / 384 kHz and is processed by an independent Hi-Fi DAC. Extraordinary USB DAC With High-Resolution Audio ProStereo™ D1 can be used as a professional external USB DAC by connecting the USB cable to your devices and external accessories (phone, mp3 player, or computer). High-Resolution Audio Earphones Included The ProStereo™ D1 comes with earphones that are fully compliant with the Hi-Res Audio requirements set by the Japan Audio Society. You will notice a clear and fine sound output in wide treble performance and a solid, deep bass due to a frequency rate of up to 70 kHz. There is also a 9mm dynamic driver to allow for a sense of natural sound clarity. As Seen On… ADDITIONAL FEATURES Rotatable volume knob with a LED light guide. Using the world-class AKM DAC and headphone amplifier chip. Extraordinary Bluetooth with a sampling rate converter and high-end headphone amplifier. Upgraded USB DAC with high-resolution audio specifications. Allow effortless playing of music when connected with Bluetooth-enabled devices. Triangular prism design with a circular charging dock. Outstanding craftsmanship with a strong bottom to stand on different surfaces. Metallic and minimalistic appearance with a cool touch. Bluetooth version: 4.1 Profile Support: A2DP, AVRCP, HSP, HFP Codec: SBC, AAC,PCM Support USB DAC Maximum Power Output: 40mW 40mW (16Ω) Maximum Power voltage: (RMS):0.9V Signal-to-Noise Ratio: 110dB Crosstalk: 80dB THD (A-Weighted): less than 0.02% Playtime: Up to 6.5 hours Music time: SRC On: 5 hours; SRC Off: 6 hours Standby time: 100 hours USB Audio: Class 1 (Up to 24-bit/96kHz) DAC & Headphone Amp chipset: AKM AK4376A Charging: Type-C USB Multipoint connectivity Full compliance with Hi-Res Audio requirement from Japan Audio Society 9mm Neodymium magnet driver Sensitivity (DB/MW): 102 ± 3dB Frequency Range(HZ): 5Hz – 70kHz Max. Input Power: 10mW Impedance: 17Ω 4 pairs of earbuds (SS, S, M, L sizes) SKU: D1 Categories: Headphones, Hi-Res Headphones, Sale, Wireless Headphones