Douk Audio HiFi Tube Bluetooth Preamp Receiver Balanced XLR/RCA Pre-Amplifier Headphone Amp (H8)

3.5mm headphone jack output is prior, which means stereo RCA and XLR output will auto disconnect when headphone is inserted. Parameters Chips: QCC5125 (Bluetooth chip) + CS4344 (DAC chip) Tubes: 2*JAN5725W Audio Input: Bluetooth / Balanced XLR / Stereo RCA Audio Output: Balanced XLR/Stereo RCA / 3.5mm headphone jack Bluetooth version: 5.0 (support LDAC 96khz/24Bit) RCA maximum output amplitude: 2V BAL maximum output amplitude: 4V Headphone output power: 120mW (32Ω) Headphone impedance range: 16-300Ω Distortion: 0.05% SNR: ≥103dB Working voltage: DC 12V Input Sensitivity: 1Vrms Frequency response: 20Hz-20KHz (±1dB) Dimensions (W*D*H): 126*167*42mm / 4.96*6.57*1.65in Package dimensions (W*D*H): 310*240*70mm / 12.20*9.45*2.76in Net weight: 665g / 1.47lb Package weight: 1.0kg / 2.20lb Packing list 1*H8 Preamp 2*JAN5725W Tube 1*DC 12V Power Adapter 1*Bluetooth Antenna 1*Remote Control

• Multiple audio inputs and outputs: Support Bluetooth/Balanced XLR/RCA input, compatible with most audio sources such as mobile phones, tablets, TV, CD players, etc. With balanced XLR/RCA/3.5mm headphone jack output, you can connect amplifiers/active speakers/headphones, maintain high-quality lossless audio transmission, and enjoy HiFi sound quality.
• Noiseless JAN5725W tubes: Equipped with two 5725 vacuum tubes, filter digital sense of sound, effectively improve sound quality, output soft and sweet sound; pluggable tube socket design, can be replaced by 6J1, 6K4, 5654, 6AK5, EF95, 403B, etc to enjoy tube sound of different styles.
• Powerful OLED screen display: Intuitively displays Bluetooth connection status/ device volume / EQ sound effects, etc., to let you know the working status at any time; besides, a variety of EQ sound effects are available, which is highly playable and adds a lot of fun.
• High-performance chip: Using QCC5125 Bluetooth module, supporting LDAC 96kHz/24Bit, high transmission and low latency; using CS4344 decoding chip, richer audio details, and wider dynamic range, ensuring better performance.
• Perfect design of appearance and function: Silver-gray body with orange tubes, the overall appearance is exquisite, and the size is just right to decorate your desktop. Modern OLED display screen and a full-featured remote control, convenient and easy to use, suitable for audiophiles.