Nobsound Douk Audio ST 01 HiFi Bluetooth 5.0 Tube Amplifier USB DAC COAX/OPT Digital Audio Amp w/VU Meter, SUC-ST-01-UK

Description

warm tips: 1. pc usb input also supports mobile phones that with otg functions, but android system needs otg cable and ios system needs camera kit, please prepare by yourself. 2. pluggable tube socket, default 6k4 vacuum tubes, can be replaced by 6j1 / 6j2 / 61n / 5654 / 6j4 / 6j5 / 6k5 / 6a2 etc. parameters brand: douk audio model: st 01 audio input: bluetooth / usb / coaxial / optical / rca audio output: banana speaker jacks / 3.5mm aux max output power: 100w+100w 4ω matched impedance: 3 8ω sampling rate supported: usb input: 96khz/24bit bluetooth input: 48khz/24bit coax/opt inputs: 192khz/24bit treble / bass adjustment range: 6db system pc usb supported: xp/w7/w8/w10/mac/ linux frequency response: 20hz 20khz1db s/n ratio: ≥98db thd: 0.07% working voltage: dc 18 30v dimensionswdh: 1159854mm / 4.533.862.13in net weight: 634g / 1.40lb package weight: 1.4kg / 3.09lb packing list 1st 01 amplifier 1dc 24v power adapter 1bluetooth antenna 1user manual