QFX PBX-BF25 User Manual

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PORTABLE BATTERY SPEAKER
User Manual
PBX-BF25
Function:
SPEAKER APP CONTROL
BLUETOOTH PLAYER
FM TUNER
USB PLAYER
LINE IN
USB OUTPUT 5V1A
LED DISPLAY
LIGHT PARTY LIGHTS
DIGITAL 5 BAND GRAPHIC EQ
BASS & TREBLE
Specifications:
Power: 20W
Frequency Response: 45Hz-20KHz
Power Supply: DC 9V
PANEL LAYOUT & FUNCTIONS
1.LED DISPLAY: Function Screen.
2.VOLUME KNOB: Master Volume.
Press To Enter The Sub-Menu.
3.POWER/INPUT. ON/OFF. Input Select
4.PLAY/PAUSE: Play or pause track
5.POWER SUPPLY: DC 9V Input.
6.NEXT: Next Track or FM Station
7.PREVI: Previous Track or FM Station
8.USB OUTPUT: USB 5V 1A output
9.LED CHARGE STATUS:
RED = Charging
GREEN = Full
10.MIC1: 6.35mm TRS Input.
11.MIC2: 6.35mm TRS Input.
12.LINE INPUT: 3.5mm TRS Input.
1. POWER/INPUT: Press and hold POWER/INPUT button to turn ON/OFF the unit.
Press to toggle through input functions, BT, LINE, USB, FM RADIO.
2. VOLUME KNOB: Increase or decrease the volume by turning the knob. Press to enter
the sub menu to modify: Bass and Treble EQ, Mic Volume, Reverb, Delay, and LED Light
Settings.
3. PLAY/PAUSE: Press to play and pause track. In FM mode, press and hold to scan through
FM stations.
4. PREVIOUS/NEXT: to switch the song and radio.
5. USB: USB Player/Power Bank 5V 1A output.
FM Operation
Use the POWER/INPUT button to toggle to FM Radio mode. Press and hold to auto scan
Stations.
Bluetooth:
Use POWER/INPUT button to select Bluetooth mode. On your mobile device search in the
Bluetooth settings for"PBX-BF25". Connect to sync your mobile device and PBX-BF25
together. To control the unit via your mobile device, download the App "Speaker Pro".
MICROPHONE EQ
MICROPHONE DSP:
PITCH SHIFTER
VOICE CHANGE EFFECT
REVERB
DELAY
ECHO
PORTABLE DESIGN WITH
RECHARGEABLE LITHIUM
BATTERY

QFX PBX-BF25 Specifications

General

Brand	QFX
Model	PBX-BF25
Category	Portable Speakers
Language	English

Summary

Panel Layout and Functions

LED Display and Charge Status

Displays function screen and charging status (Red=Charging, Green=Full).

Volume Knob and Sub-Menu Access

Controls master volume and allows access to sub-menus for EQ, Mic Volume, Reverb, etc.

Power/Input Toggle and Selection

Turns the unit ON/OFF and selects input sources like BT, LINE, USB, FM RADIO.

Playback Control and FM Scan

Plays/pauses tracks and initiates FM station auto-scan when held.

Power Supply and USB Output

Features DC 9V power input and a 5V 1A USB output for charging devices.

Track and Station Navigation

Allows switching between songs and FM stations (Previous/Next).

Microphone Inputs

Two 6.35mm TRS inputs for connecting microphones.

Line Input

A 3.5mm TRS input for connecting external audio devices.

Speaker Pro App Functions

Bluetooth Music Playback

Control music playback via Bluetooth, select songs, and return to the main page.

USB Card Playback

Play music from a USB drive, control playback, and view the track list.

LED Light Settings

Customize LED colors, brightness, and select from 12 preset light modes.

FM Radio Operation

Access FM radio, perform auto/manual scans, and tune frequencies.

Bluetooth Connection Management

Connect to the speaker via Bluetooth and manage connection settings.

Line Input Mute Function

Mute or unmute audio when using the line input source.

Equalizer and Microphone Settings

Adjust music/mic volume, EQ, reverb, delay, echo, and pitch settings.

MIC DSP Selection

Choose DSP modes (KTV, HALL, etc.) and adjust mic effects like reverb, echo, and pitch.