Pure mechanical volume control: using Japanese OMRON 128-level relay purely attenuated volume adjustment, and Korea Samsung high precision (0.001%) resistance to provide original sound. No interference, no audio rendering and lossless switch, the sound field is broader and more natural.High-end Material for lower distortion and higher signal to noise ratio. QCC3008 Bluetooth chip, supporting APTX, APTX-low latency, achieving faster and more stable transmission, perfectly compatible with various Bluetooth devices. UK ARM-STM dual-core instruction microprocessor, Japan OMRON audio gold-plated contact signal switcher.
Custom full linear drive power supply and high-definition LED display. Mini size with attractive appearance, with remote control and LED display, very convenient to use; silver aluminum chassis looks more fashionable and exquisite, very suitable for home and desktop audio system use.Audio input: 4 groups of stereo RCA + Bluetooth 5.0. A2DP, AVRCP, HFP, TWS, AAC, I2S, APTX, APTX-LL, etc. Using 16M SPI FLASH memory chip. Working voltage: 110V / 220V. Dimensions (WHD): 13143159mm / 5.161.616.26in. Net weight: 0.8kg / 1.76lb. Package weight: 1.14kg / 2.51b. 1 × NS-08P PRO Preamp. 1 × Remote control (without battery). Free Return Within 30 Days. We provide free return with 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. Nobsound NS-08P Pro preamp with 4-way stereo RCA input and Bluetooth 5.0 supporting APTX input, choosing high-end materials such as QCC3008 Bluetooth chip, OMRON purely attenuated volume adjuster, and other high-quality components to bring HiFi clear sound with ultra-low distortion, higher signal to noise ratio. They have a perfect match with most home audio devices such as players, decoders, AV machines, CD players, TVs, set-top boxes, MP3s, computers and so on.The item "4 Way Stereo RCA Selector Bluetooth 5.0 Audio Preamplifier Receiver APTX LED" is in sale since Friday, December 6, 2019. 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 Walnut, California. This item can be shipped to United States.