PBX-2100 - Loudspeaker QFX - Free user manual and instructions
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| Product Type | Portable Bluetooth Loudspeaker |
| Brand | QFX |
| Model | PBX-2100 |
| Dimensions (Approx.) | 10.2 x 6.3 x 4.7 inches (259 x 160 x 119 mm) |
| Weight (Approx.) | 3.5 lbs (1.6 kg) |
| Power Source | Rechargeable battery (Lithium-ion, 7.4V, 1800mAh) or AC adapter (DC 9V, 1.5A) |
| Battery Life | Up to 6 hours at moderate volume |
| Bluetooth Version | Bluetooth 5.0 |
| Bluetooth Range | Up to 33 ft (10 meters) |
| Supported Audio Sources | Bluetooth, USB flash drive, microSD card, AUX input (3.5mm), FM radio |
| Output Power | 10W RMS (5W x 2) |
| Frequency Response | 80 Hz - 20 kHz |
| Signal-to-Noise Ratio | ≥ 70 dB |
| Controls | Power, Volume +/-, Play/Pause, Mode, Next/Previous track, LED indicators |
| Additional Features | Built-in microphone for hands-free calling, TWS (True Wireless Stereo) pairing, USB charging port for external devices (5V/1A) |
| Housing Material | ABS plastic with mesh grille |
| Water Resistance | Not specified (assume not waterproof) |
| Included Accessories | AC adapter, AUX cable, user manual |
| Maintenance | Clean with dry soft cloth; do not use liquids or abrasives |
| Safety Precautions | Do not expose to rain, moisture, or extreme temperatures. Unplug when not in use for long periods. |
| Spare Parts / Repairability | Battery and drivers are replaceable by authorized service centers. Contact QFX support for details. |
| General Information | This speaker is designed for indoor/outdoor use. Keep away from magnetic cards. For FCC compliance, use only supplied accessories. |
Frequently Asked Questions - PBX-2100 QFX
How do I pair my phone with the PBX-2100 via Bluetooth?
Turn on the speaker and activate Bluetooth on your phone. Search for devices and select QFX PBX-2100 from the list. If prompted for a PIN, enter 0000.
How long does the battery take to charge and how long does it last?
Charging takes approximately 3-4 hours via the included AC adapter. Battery life is up to 6 hours at moderate volume levels.
Can I use the speaker while it is charging?
Yes, the speaker can be used while connected to a power source. However, charging time may be longer if playing at high volume.
Why is there no sound from the speaker?
Check that the speaker is powered on and the volume is turned up. Ensure the audio source is playing and the correct input (Bluetooth, USB, etc.) is selected. If using Bluetooth, make sure the device is paired.
How do I reset the speaker?
If the speaker becomes unresponsive, turn it off and wait 10 seconds, then turn it on again. For a factory reset, press and hold the Mode button for 5 seconds until the indicator flashes.
Can I connect two of these speakers for stereo sound?
Yes, if you have two PBX-2100 speakers, you can pair them using TWS (True Wireless Stereo) mode. Turn on both speakers, then double-press the Play/Pause button on one of them to initiate pairing.
What is the maximum USB flash drive capacity supported?
The USB port supports drives formatted in FAT32 with up to 32 GB capacity. Larger drives may not be recognized.
Why does the speaker make a buzzing noise?
Buzzing may occur if the speaker is near a strong magnetic field or if the AUX cable is damaged. Try moving the speaker away from other electronics or replacing the cable.
How do I use the FM radio?
Press the Mode button to select FM radio mode. The speaker will start scanning for stations automatically. Use the Next/Previous buttons to cycle through saved stations. For better reception, connect the included AUX cable as an antenna.
Is the speaker waterproof?
The PBX-2100 is not waterproof. Keep it away from rain, splashes, and moisture. Do not submerge in water.
User questions about PBX-2100 QFX
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USER MANUAL PBX-2100 QFX
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Product information
Brand : QFX
Model : PBX-2100
Category : Loudspeaker