Introduction
This manual provides essential instructions for the setup, operation, and maintenance of your GPX 5.1-Channel Home Theater Speaker System, Model HT050B. Please read this manual thoroughly before using the product to ensure proper functionality and to prevent damage.
Package Contents
Verify that all items listed below are present in your package:
- 1x Subwoofer unit
- 5x Surround satellite speakers
- 1x Integrated AC power cable
- Audio cables (RCA stereo, auxiliary)
- User Manual (this document)
Product Overview
The GPX 5.1-Channel Home Theater Speaker System delivers immersive audio with its six-speaker configuration. It includes a central subwoofer and five satellite speakers for a complete surround sound experience.

Image: The GPX 5.1-Channel Home Theater Speaker System, featuring a central subwoofer and five satellite speakers arranged around it. The speakers are black with fabric grilles.
Components:
- Subwoofer: The main unit, housing the amplifier and bass driver.
- Satellite Speakers (5): Includes front left, front right, rear left, rear right, and center speakers for surround sound.
Controls and Ports:
The main subwoofer unit features the primary controls and connection ports.
- Analog Volume Control: Adjusts the overall sound level.
- Bass Controls: Allows adjustment of the subwoofer's bass output.
- Stereo RCA Audio Inputs: For connecting audio sources via RCA cables.
- Auxiliary Input: For connecting audio sources via a 3.5mm auxiliary cable.
- Speaker Output Terminals: Connects the satellite speakers to the subwoofer.
- Integrated AC Power Cable: For connecting to a power outlet.
Setup Instructions
Follow these steps to correctly set up your speaker system.
1. Speaker Placement:
- Subwoofer: Place the subwoofer on the floor, preferably near the front of your listening area.
- Front Left & Right Speakers: Position these speakers to the left and right of your display, facing the listening area.
- Center Speaker: Place the center speaker directly above or below your display, centered.
- Rear Left & Right Speakers: Position these speakers behind your listening area, to the left and right, for optimal surround sound.
2. Connecting the Speakers:
- Ensure the system is unplugged from the power outlet before making any connections.
- Connect each of the five satellite speakers to the corresponding output terminals on the subwoofer unit. Ensure correct polarity (positive to positive, negative to negative).
3. Connecting Audio Sources:
Choose one of the following methods to connect your audio source:
- RCA Stereo Input: Connect your audio device (e.g., DVD player, TV) to the RCA stereo input jacks on the subwoofer using an RCA audio cable. Match the red and white connectors.
- Auxiliary Input: Connect your audio device (e.g., smartphone, tablet) to the auxiliary input jack on the subwoofer using a 3.5mm auxiliary cable.
4. Power Connection:
- Once all audio and speaker connections are secure, plug the integrated AC power cable into a standard wall outlet.
Operating Instructions
1. Powering On/Off:
Locate the power switch on the subwoofer unit and turn it to the "ON" position. The system will power on. To turn off, switch it to the "OFF" position.
2. Adjusting Volume:
Use the analog volume control knob on the subwoofer to increase or decrease the overall sound level.
3. Adjusting Bass:
Use the dedicated bass control knob on the subwoofer to fine-tune the bass output according to your preference.
4. Selecting Input:
If your system has an input selector (not explicitly mentioned but common), choose between RCA or Auxiliary input based on your connected device. If no selector, ensure only one audio source is connected at a time.
Maintenance
- Cleaning: Use a soft, dry cloth to clean the speaker surfaces. Do not use liquid cleaners or abrasive materials.
- Ventilation: Ensure the subwoofer and speakers have adequate ventilation. Do not block any vents.
- Environment: Keep the system away from direct sunlight, heat sources, and moisture.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound from speakers. | Power is off; incorrect audio input selected; loose connections; audio source issue. | Ensure power is on. Verify correct audio input. Check all cable connections. Test audio source with another device. |
| Distorted sound. | Volume too high; poor audio source quality; loose connections. | Reduce volume. Check audio source quality. Secure all connections. |
| No bass. | Bass control set too low; subwoofer not powered. | Adjust bass control. Ensure subwoofer is powered on. |
| Only some speakers producing sound. | Loose speaker wire; faulty speaker. | Check individual speaker connections. Test with another speaker if possible. |
Specifications
- Model: HT050B
- Speaker Type: 5.1 Channel Surround Sound System (Subwoofer, 5 Satellite Speakers)
- Connectivity: RCA, Auxiliary (3.5mm)
- Power Source: Wired Electric (Integrated AC Power Cable)
- Control Method: Analog Volume Control, Bass Controls (Touch)
- Color: Black
- Product Dimensions: 32 x 26.92 x 25.65 cm (12.6 x 10.6 x 10.1 inches)
- Product Weight: 3.23 kg (7.13 lbs)
Warranty and Support
For warranty information or technical support, please refer to the warranty card included with your product or visit the official GPX website. Keep your purchase receipt as proof of purchase.





