Brand: Douk Audio

Color: Black

Features:

• Vacuum tube power amplifier with Bluetooth, 3.5mm jack and Stereo L/R RCA input
• Power amplifier uses TPA3116 as the core chip, 1.2MHZ modulation frequency, high-power output distortion of less than 0.1% (10W), up to 50W + 50W dual-channel output power
• Audio signal input can be computer, CD, phone and lossless player, or use bluetooth function to connect Phone and Tablet PC
• Easily switching between different sound sources with its audio input selection
• Treble & bass adjustment; Sound is warm and broad; No background noise; Gold-plated for input and output terminals; 6J2 valve tube; Mini size suitable for desktop

Binding: Electronics

Details: Troubleshooting: Some customers may find the Bluetooth can't be connected or found. Here is the solution. 1. Power off the M8 and your phone. 2. Wait for 5s and then power on both. 3. If it still can't be discovered, repeat 1 and 2 and it should work. If the problem can't be solved, please contact us Specifications: Tube: 6J2 Amplifier Chip: TPA3116 Rated output power: 2*30W /8Ω, 2*50W /4Ω Audio input: 1 set of RCA input; 1 * 3.5mm stereo input; 1 * Bluetooth input Audio output: 1 set of Banana Speaker Jacks Signal to noise ratio: ＞99dB Frequency: 50Hz-60Hz Dimensions: 16*11.5*7 cm (including tube height) Power supply: universal DC 19V 4.7A Packing List: 1 * Power Amplifier 1 * Power supply 3 * 6J2 tube (one spare tube) 1 * Bluetooth antenna Troubleshooting: For noise issue: There is a large probability that the low-quality audio cable causes the static noise. Please make sure the sound source is fine since tube amplifiers will amplify all sound including the noise. Please check whether the tubes are plugged well on the tube sockets or not. Devices like routers, mobile phones will also interfere in the audio signal and may cause static noise. If your problem can't be solved, please feel free to contact us. We will be very glad to help you and try our best to make you satisfied.

Package Dimensions: 14.9 x 8.5 x 3.1 inches