[High Performance] Sound amplification function, gain 20dB (10x), drive a variety of sound amplifiers and high resistance, low resistance headphone without pressure. Dual op amp NE5532, high frequency electrolytic capacitors, noise reduction circuit design, no background noise, effective gain sound, improve sound quality. [Long Distance] Sound preamplifier with HiFi BT chip, external antenna to achieve long distance BT reception, measured up to 50m/164ft or more, with volume adjustment knob, you can freely adjust the volume. [Sound Distribution And Mixing] Sound distribution function, three sets of interfaces can be output at the same time, two sets of RCA interfaces, a 3.5mm headphone interface; sound mixing function, 3.5mm interface input and BT sound can work, mix and output at the same time. [Power Supply Specifications] DC5V‑12V power supply, 5v220ma, 12v85ma working current, stereo sound preamplifier can be powered by 12V power adapter, mobile power or cell phone charging head. Please use premium power adapter or charging head to avoid AC noise (without plug). [Compatible Devices] Input: DVD, CD, set top box, MP3, TV, cell phone, computer, tablet, microphone, phono turntable, sound card, guitar, bass, electronic musical instruments, game consoles and more. Output: Speakers, subwoofer, reverb, AV receiver, post amplifier, headphone, etc. Product information Package Dimensions 7.87 x 7.87 x 7.87 inches Item Weight 7.1 ounces Department Unisex Adult ASIN B0D3HSC14Q Country of Origin China Best Sellers Rank #1,074,060 in Electronics (See Top 100 in Electronics) #436 in Audio Component Preamplifiers Tick-repellent material plastic Assembly required No Number of pieces 1 Warranty & Support Product Warranty: For warranty information about this product, please click here Feedback Would you like to tell us about a lower price?
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