PJ.MIAOLAI M1 Fever HiFi 2704 / 7022 Chip USB Module 6J9 Tube Preamplifier Computer Desktop Portable Headphone Power Amplifier

Feature: PJ.MIAOLAI D1 fever level HiFi tube ear bold front, the use of high-quality 6J9-J-class tube, the sound of the atmosphere, sound field open, soft and smooth, especially for human voice, string, light music, classical music! High frequency fine, low frequency strong! Can easily push 18-600 oh any grade headphones, background quiet, no current sound at the end of noise! (USB-PC), can be used directly as a high-end USB external sound card, a group of 3.5 analog signal input, USB signal and 3.5 signal input at the same time, the priority of 3.5 signal input. Which USB module is divided into classic 2704 chip and HiFi 7022 chip version, according to their favorite choice. Specification: Output power:> = 1100mW (32 ohms) Adapter headphone impedance: 18-600 oh Total Harmonic Distortion: <0.005% Signal to noise ratio:> = 110DB Frequency response: 20-30K Hz USB module chip description: Classic 2704 chip: support sampling rate: 16Bit - 32k, 44.1k, 48k. HiFi level 7022 chip: sampling bits: 16bit, 24bit. Sampling rate: 32kHz, 44.1kHz, 48kHz, 96kHz Package Including: 1 x HIFI Headphone Amplifier 2 x Tube 1 x USB cable 1 x Power adapter