Audio Board & DIY Kit. Bluetooth & XLR & MIC. 1/8 & 1/4 Stereo Jack Cable.HiFi Bluetooth 5.0 Vacuum Tube Power Amplifier Digital Class D Stereo Audio Amp. Enough output power without noise: adopting classic TPA3116 amp chip, max output can reach 50W+50W 4? Load but with ultra-low distortion and no aduible noise, comes with 19V/4.74A power adapter, easily to drive most home passive speakers. Separate control of Treble & Bass: can independently adjust the bass and the specific proportion components in high-frequency sound to perfectly achieve HiFi effects, make sound more delicate and charming, very suitable for home and desktop audio system use. Proper size and considerate design: with input switch and LED indicator to clearly show the working status in real time, and use 2 high-quality relays and a high-precision crystal oscillator, with power-on protection to protect speakers from any damage. Audio input: Bluetooth / stereo RCA / 3.5mm AUX. Audio output: banana speaker jacks. Signal to noise ratio: >99dB. Working voltage: DC 19V (5.5mm/2.5mm).
Dimensions(WDH): 11513233mm / 4.535.201.30in. Net weight: 515g / 1.14lb. Package weight: 1.1kg / 2.43lb.
Warm Tips About 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. We will be very glad and try our best to help you.
Please leave VALID TELEPHONE NUMBER which is necessary and very important. For package less than 2KG, we use. (10-25 days to most countries).
And for package over than 2KG we use. (5-8 days to most countries).
Free Return Within 30 Days. We provide return within 30 days.
Is provided for all items. Audio accessories and consumables such as vacuum tubes.
If you are satisfied with our products and service please leave a 5-star. Feedback, we will provide better solutions until you are satisfied. Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including.
Douk Audio / Nobsound / Little Bear. As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable.
We will spare no efforts to bring great products and service for. Improve our customers' listening experience.During holiday, please allow us to response you early next week. Please don't leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation. This item is in the category "Consumer Electronics\TV, Video & Home Audio\Home Audio\Receivers & Amplifiers\Amplifiers & Preamps".
The seller is "doukmall" and is located in this country: CN. This item can be shipped worldwide.