The Uniline UL-4000 Worldwide Music Amplifier is a heavy-duty, high-power transistorized digital stereo receiver panel engineered for pro-audio applications, large public address installations, or robust custom vehicle sound systems. Built into a black rack-mountable steel chassis with integrated dual side handles, this component focuses on versatile analog source management and high-output sound distribution. It integrates a dedicated multi-channel input selector, independent equalization knobs, and a specialized 1/4-inch microphone mixing interface. Complemented by a stitched-border "Digital Display Control Section" media module, it delivers a high-fidelity standalone hub for pro-tier audio management and public address routing.

Key Features:

High-power transistorized digital amplifier architecture built into a rugged matte black metal cabinet with a debossed corporate logo on the top panel.

Heavy-duty commercial rack-style faceplate featuring integrated dual vertical pull handles on the left and right borders for a secure, industrial look.

Four-knob analog equalization and mixing array dominated by an oversized Master Volume control on the right and independent dials for Bass, Treble, and Balance.

High-visibility yellow index triangles and distinct Low/High (LO/HI) and Left/Right (L/R) graphic markers for fine-tuned acoustic profiling.

Dedicated triple-input mechanical source selector layout facilitating fast tracking toggling between USB, FM, DVD, AMP and MIC feeds.

Centralized capsule-style "Music Speakers" multimedia core accented with a dash-bordered stitch pattern and featuring an integrated red LED status display window.

Front-panel wired Microphone (MIC) 6.35 mm input jack with a built-in vocal echo system, ideal for public announcements and voice mixing.

Flexible front-facing media port integration featuring a high-speed USB port, a horizontal TF card reader slot, and a vertical auxiliary (AUX) mini-jack feed.

Comprehensive multimedia format and wireless compatibility supporting Bluetooth connectivity, an integrated MP3 decoder, and digital FM tuning.

Four console-mounted mechanical navigation push buttons (VOL-, SCAN, VOL+, MODE) for direct media track and mode control.

Vertical mechanical ON/OFF power rocker switch situated on the lower-left corner next to a yellow "Worldwide Music" branding logo and a dedicated power LED

Making an unboxing video before opening your package helps secure easy returns by providing clear proof of the item's initial condition, missing parts, or shipping damage.

Tips for a Good Video :

Show the label: Keep the shipping label and order number clearly visible on camera before cutting the tape.
Keep it continuous: Record the entire opening process in one single, uninterrupted take without stopping or pausing the video.
Inspect the item : Pull the product out and check it closely for any cracks, dents, or missing accessories while the camera is still rolling.

Returns and exchanges are available within 7 days from the delivery date. For more details, please visit our Returns, Exchange & Refund Policy page.