Douk Audio DAC-T2 HiFi Bluetooth 5.0 Tube Preamp USB DAC S/PDIF D/A Converter Headphone Amp DSD512
Features Multiple audio inputs and outputs: With Bluetooth 5.0 / Coaxial / Optical / PC-USB digital inputs, compatible with most home audio device such as phones, tablets, computers, digital players etc. With stereo RCA, 6.35mm and 4.4 mm headphone jack outputs, greatly improve the sound quality for speakers and headphones. High-end materials and unique structures are adopted to ensure better performance: CSR8675 Bluetooth chip, supporting LDAC/APTX-LL/APTX-HD, 24bit/96Khz lossless transmission can be achieved to reproduce high-quality music. ESS9028Q2M independent DAC chip, 6pcs OPA1656 op-amp, with larger dynamic range, lower distortion and higher resolution. XMOS XU208 USB chip with ultra-high decoding ability, supporting PCM 768KHz/32Bit and DSD512 format playback. TPA6120 headphone amp chip, provides larger output power and can drive 16-600Ω headphones easily. Strong decoding ability and tube sound: with advanced chipset and German customized driver, USB input supports PCM 768/32Bit and DSD512 (hardware decoding); default 6H3N tube to filter out the digital feelings, soften and warm the sound. Pluggable socket for tube rolling and sound-shaping, easy to upgrade to enjoy different styles of sound. Proper size with exquisite appearance: Besides LED display to indicate working status, also with full function remote control to achieve all settings. Aluminum case looks cool and fashionable, very suitable for home/office desktop audio system use. Parameters Chip architecture: CSR8675 (Bluetooth chip) + ESS9028Q2M (DAC chip) +2pcs TPA6120A2 (Headphone amp chip) + 6pcs OPA1656 (op-amp) Audio input: Bluetooth / PC-USB / Coaxial / Optical Audio output: Stereo RCA / 4.4mm / 6.35mm headphone jack Bluetooth version: 5.0 (support APTX LL /APTX-HD / LDAC) Sampling rate supported: PC-USB: 32bit / 768KHz DSD512 Coaxial / Optical: 24bit / 192KHz PC-USB operation system supported: W7/W8/W10/MAC/Linux Frequency response: 10Hz-40KHz (±0.3dB) THD: 0.0006% SNR: ≥117dB Matched headphone impedance: 16-600Ω Headphone output power: 4.4mm 2W(32Ω) 6.35mm 0.5W(32Ω) Output level: 2.4V Working voltage: DC 12V Dimensions(W*D*H): 134*168*42mm / 5.28*6.61*1.65in Net weight: 700g / 1.54lb Package weight: 1.30kg / 2.87lb Warm tips: 1. For safer and faster delivery, the remote control may not include batteries (2*AAA), please prepare it by yourself.2. Stereo RCA will auto disconnect when headphone is inserted, and stereo RCA can output together with headphone through switching mode by panel button.3.. PC-USB input need a special driver, please contact us for it when you receive DAC-T2. It also supports OTG functions, but Android system needs OTG cable and IOS system needs camera kit, please prepare by yourself.4. 6H3N tube can be replaced: 6N3 / 396A / 2C51 / GE5670 etc. Packing List 1*DAC-T2 DAC 1*DC 12V Power Adapter 1*USB Cable 2*Vacuum Tube 1*Optical Cable 1*Remote Control (without batteries) 1*Bluetooth Antenna 1*6.35mm to 3.5mm Adapter