Electronic Tube Phono Preamp 3.5mm Earphone Jack Treble Bass Control Stereo Turntable Preamplifier for MM MC Record

Feature: 1. Tube Preamp: This preamp is equipped with two 6E2 tubes and two 6A2 tubes, with pure and bright color display, adjustable cold green or warm orange backlit, bringing an immersive audio visual experience. 2. Rich Input Options: The tube preamplifier features phono (supports MM and MC) and AV input interface, easy to connect to record player, phone, tablet, PC, or MP3 player. Easily convert the phono signal into line level, ensuring clear and noiseless sound output. 3. Earphone Output: The phono preamp is equipped with a dedicated 3.5mm earphone jack and an independent earphone amplifier circuit, capable of driving earphones with an impedance range of 16 300 Ohm . 4. Sound Control Knob: The turntable preamp is equipped with treble and bass control knobs, can finely adjust your listening experience, bringing a more delicate and smoother sound quality, bringing refreshing treble and rich bass. 5. Premium Material: The turntable preamplifier adopts sturdy CNC aluminum panel, providing premium external interference shielding performance and exquisite appearance. The sturdy knurled knob and gold plated IO interface ensure tight and smooth transfer of original sound signals, minimizing signal loss and providing long lasting durability. 6. Plug and Play: The phono preamp adopts pluggable tube socket design, allows for easy replacement of different types of tubes, such as 6K4, EF93, 6BA6, W727, etc., allowing you to flexibly customize the sound and enjoy various tube sounds. Specification: Item Type: Electronic Tube Phono Preamp Material: Aluminum Alloy Model: T9 Audio Input: Stereo AV, phono MM (MC) Audio Output: Stereo AV, 3.5mm earphone jack Earphone Impedance Range: 16 300 Ohm Earphone Output Power: 250mW at 32 Ohm 100mW at 64 Ohm 60mW at 128 Ohm AV Input: Input Level: 0.775V RMS Output Level: 1.5V RMS Input Impedance: 100K ohm Signal to Noise Ratio: more than 106dB Frequency Response: 20Hz 20KHz (+ 0.5dB) Phono Input: Input Level: 0.005V RMS (MM), 0.0005V RMS (MC) Output Level: 0.6V RMS Input Impedance: 47K ohm (MM), 330 ohm (MC) Signal to Noise Ratio: more than 80dB Frequency Response: Reference RIAA + 2dB Total Harmonic Distortion: less than 0.1percent Electronic Tube: 2 x 6E2; 2 x 6A2 Treble Bass: + 10dB Backlit Color Adjustable: Green, Orange, off Size (WxDxH): Approx. 154x87x47mm 6.06x3.43x1.85in. Package List: 1 x Electronic Tube Phono Preamp2 x 6E2 Electronic Tubes2 X 6A2 Electronic Tubes1 x Connection Cable1 x Screwdriver1 x Supply Adapter1 x Instruction Manual Note: 1. The bias and gain of the two 6E2 electronic tubes have been set before leaving the factory. Please pay attention to the left and right channel markings on the electronic tubes during installation and do not plug them in the wrong direction.2. The 3.5mm earphone jack is preferred. If AV output is required, please ensure that the earphone jack is disconnected.3. Pluggable electronic tube socket design, 6A2 can be easily replaced with 6K4, EF93, 6BA6, W727 and other electronic tubes, enjoying different styles of electronic tube sound.4. T9 is a preamplifier rather than a power amplifier and needs to be used in conjunction with an amplifier or active speaker.