Skip to main contentSkip to footer
Slide 1 of 5

Overview

To-30B DC5V Stereo Audio EQ High Medium And Low Three-Band Balanced Preamplifier Audio Balance Volume Control

To-30B DC5V Stereo Audio EQ High Medium And Low Three-Band Balanced Preamplifier Audio Balance Volume Control

Model: 5023968093261
Web Code: 20144314
Sold and shipped by | 2.4 seller rating (13 reviews)

Sale ends: *

Available for deliveryAvailable online only

Delivery times vary by location. Most Marketplace items leave sellers' locations within 2 business days. Allow additional time for shipping.

Enjoy on orders from this seller.

Seller Return Policy

Read return policy

Warranty Information

Check with the manufacturer for details.

For Quebec residents: See the Availability Guarantee disclosure in the Specifications section below.

This machine is equipped with an isolated boost power supply, ensuring the purity of the signal and a wide dynamic range.

Since it is an isolated power supply, it can also be used in vehicles without worrying about common ground interference.

The signal processing circuit adopts the TI NE5532 operational amplifier, which is of high fidelity (HIFI) with low noise.

It has left and right channel balance adjustment, volume control, and three-band equalization adjustment for high, middle and low frequencies.

Mute circuit, no impact sound during startup and shutdown.

Parameters:

Power supply: DC5V

Power consumption: 0.5W

Input and output interfaces: RCA phono jacks

Frequency response: 20HZ - 20KHZ

Amplification gain: 12db

Equalization adjustment range: 15db

Input impedance: 50KΩ

Output impedance: 600Ω

Functions of knobs and interfaces:

BALANCE: Adjusts the volume balance between the left and right channels.

VOLUME: Adjusts the volume level.

LOW, MID, HIGH are respectively for adjusting bass, midrange and treble.

IN: Stereo audio input.

OUT: Stereo audio output.

DC5V: Power supply interface, mobile phone charging head, computer USB interface, car charging, portable power supply, etc. can be used.

Colour:black

Material:Metal

Due to different batches, the appearance and printed words may vary slightly

Package Contents:

1 * Preamplifier

1 * USB to DC Power supply cable

Only the above package content, other products are not included.

Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.

For Quebec residents – Disclosure under the Consumer Protection Act

In compliance with Bill 29, Best Buy and third-party sellers on Best Buy Marketplace do not guarantee the availability of replacement parts, repair services, or maintenance information for any products. Coverage provided through any Best Buy Protection programs and applicable manufacturer warranties, if any, remain in place. Please contact the manufacturer directly for information about their availability guarantee.

Shipping Charges

Free standard shipping on all orders.

Processing Time

Most items ship within 2 business days after an order is placed*. Allow additional time for shipping to your address.
*Please note: If an item you ordered becomes unavailable, you'll be notified and a full refund will be processed within 2 business days.

Shipping Area Restrictions

Shipping is not available in the following areas*:
  • No restrictions in Canada
*Please note: Shipping area restrictions may vary for large items. If an item can't be shipped to your address, we'll let you know during the checkout process.
Product Category
Smart home products
Return/Exchange Period
30 days
Condition
Opened

Learn more about returning a Marketplace product