2.1 track level preamp Low pass filter plate Mega bass level preamp The first single power amplifier F7A2

  2.1 track level preamp Low pass filter plate Mega bass level preamp The first single power amplifier F7A2    Product  Description  (a) with one power supply, innovation can share power with power amplifier board, is very convenient, use NE5532 op-amp, welding has op-amp IC, easy to change the op-amp, improve playability, all the CBB capacitor for philips capacitance, potentiometer is made of high quality production airtight potentiometer.
(2) with all frequency signal volume potentiometer, very convenient to 2.1 power amplifier stage in front of the plate
(3) have LED lights, real-time monitor the power status.
(4) with double panel design, makes every effort to signal transmission is concise, signal-to-noise ratio is very high.
(5) of the input voltage: DC10-24 v.
(6) can be single/double sound channel input, mono output.
(7) PCB is made of super hardness FR - 4 glass fiber board, the board size: 82 x30mm, excluding highlights, thickness: 1.6 mm.
(eight) 22 hz - 300 hz frequency range, the frequency range is no vocals, the so-called low pass only the low frequency output, should be added before the amplifier power amplifier board can be used.Low frequency performance strength related to power amplifier board and speakers matching, according to different situations, please choose a different power amplifier board and bass speaker (passive subwoofer). Any requirement ,contact me freely.   Product Show       Company Services "Customer is always god.Honest is our nature".Thought what the customer thought.Cooperate with customerssincerely.Oriented to the market.Set up a good platform on Sales and Services in order to serve our clients perfectly.   We used to adhere to the "quality first ,reasonable price,fast delivery and service-oriented" development philosophy and purpose! We have many different kinds of goods(as your request) And The most important, you will get the lowest price with high quality.   ---------------------------------------------------------   Shenzhen Wonderwing Electronics Ltd.   ADD: Room 2401-2404, REITH CENTER (Tower A, Century Holiday Plaza) No.9030 north of Shennan Rd. Nanshan, Shenzhen, China       Shipping Terms   1. We will arrange shipment within 2-3 working days once get your payment.   2. We usually ship via Global express company: UPS/DHL/EMS/FEDEX. if you have better express service company , Please tell us then. We'll choose your preferred ways.   3. We are not responsible for any accidents, delays or other issues that we couldn't control, But we will contact the shipping company which is our long term cooperation.   4. Any import duty or charges are for the buyer's responsibility.           ----------------------------------------------------------