WOOPKER AK50 Stereo Amplifier 400W Bluetooth 5.0

WOOPKER AK50 is a compact 400W+400W stereo power amplifier that connects Bluetooth, USB/SD, FM and wired sources to drive passive home or studio speakers with tone controls and remote convenience.

The WOOPKER AK50 packs versatile inputs and simple tone shaping into a bookshelf-friendly chassis. Designed for small- to medium-sized rooms, it supports passive speakers from 4 to 16 ohms and offers Bluetooth 5.0 for wireless streaming, direct MP3 playback from USB and SD, mic input for karaoke, and a front-panel FM tuner. Controls for bass, treble and microphone volume make it easy to tailor sound for home theater, karaoke nights or desktop listening without complicated setup.

How does the AK50 fit into a home audio setup?

The AK50 functions as the central amplifier for passive speakers, TVs, computers and media players. Use its multiple inputs to combine wired sources and Bluetooth devices, and route sound to a pair of bookshelf or tower speakers for movies, music or gaming.

• Connect CD, TV, PC, or MP3 players via AUX or USB/SD playback.
• Pair phones or tablets with Bluetooth 5.0 up to recommended range.
• Drive 4–16 ohm passive speakers with separate left and right channels.
• Use mic input for announcements or casual karaoke sessions.

What control options and sound adjustments are available?

The front panel and included remote provide hands-on control: master volume, independent bass and treble knobs, and mic volume for live vocal balancing. The EQ adjustments offer quick tonal shaping without needing external processors or apps.

• Master volume knob for overall loudness control.
• Bass and treble knobs for simple tonal fine-tuning.
• Dedicated microphone volume and input jack for vocals.
• Remote control for convenient adjustments from across the room.

How reliable is the wireless and standalone playback?

Bluetooth 5.0 provides a stable wireless link for streaming music with fewer dropouts than older Bluetooth versions, and the AK50 supports direct MP3 playback from USB flash drives and SD cards for offline use. The front-panel FM tuner expands listening options when streaming or library files aren’t available.

• Bluetooth 5.0 for improved range and stability (recommended distances apply).
• USB and SD card plug-and-play MP3 playback—no phone required.
• Built-in FM radio for local stations and background listening.
• Simple source selection buttons to switch inputs quickly.

What connections and installation should I expect?

Hooking up the AK50 is straightforward: wire speaker outputs to passive speakers, connect sources to AUX or USB/SD, and pair Bluetooth devices when needed. Its compact footprint allows placement on shelves or in AV cabinets without occupying much space.

• Speaker terminals for left and right passive speaker wiring.
• AUX input for wired connections to TVs and computers.
• USB 2.0 and SD card slots for media playback.
• Included remote and front-panel buttons for easy interface control.

Who this is for: The WOOPKER AK50 suits listeners who want a compact, user-friendly amplifier to power passive speakers in apartments, bedrooms, small home theaters, garages or studios. It's ideal for people who value multiple input options—Bluetooth streaming, USB/SD playback and FM radio—plus hands-on tone control and a microphone input for casual karaoke or announcements. If you need a simple two-channel amplifier that balances wired and wireless connectivity with straightforward controls, the AK50 is a practical match.