WIITHINK WTB771Black

WIITHINK Portable CD Player Boombox User Manual

Model: WTB771Black

Introduction

Thank you for purchasing the WIITHINK Portable CD Player Boombox. This device offers versatile audio playback options including CD, FM radio, Bluetooth, USB, and AUX input, designed for both home and outdoor use. Please read this manual carefully before operating the unit to ensure proper use and to maximize its performance.

Safety Instructions

Package Contents

Please check the package contents upon unboxing:

Note: Batteries are not included and must be purchased separately.

Product Overview

Front view of the WIITHINK Portable CD Player Boombox with antenna extended and digital display showing 87.5 MHz.

Figure 1: Front View of the Boombox. This image displays the main unit from the front, highlighting the two speakers, central control panel with LCD display, volume knob, and various function buttons. The extendable FM antenna is visible at the top.

Diagram showing the five playback modes of the boombox: FM Radio, CD, Bluetooth, AUX In, and USB.

Figure 2: Playback Modes. This diagram illustrates the five primary ways to play music on the device: FM Radio, CD, Bluetooth, AUX In, and USB. Each mode is clearly labeled next to the corresponding part of the boombox.

Side and back view of the boombox showing dimensions and power options.

Figure 3: Dimensions and Power. This image provides the dimensions of the boombox (285mm length, 240mm width, 128mm height) and indicates the AC port for power supply and the compartment for 4 C-cell batteries (not included).

Setup

Powering the Unit

The boombox can be powered by either AC power or batteries.

  1. AC Power:
    • Connect the supplied AC power cord to the AC port on the back of the unit.
    • Plug the other end of the power cord into a standard wall outlet.
  2. Battery Power:
    • Open the battery compartment located on the bottom of the unit.
    • Insert 4 x 'C' size batteries (not included), ensuring correct polarity (+/-).
    • Close the battery compartment cover securely.

Initial Power On

Press the button on the front panel to turn on the unit. The LCD display will illuminate.

Operating Instructions

Selecting a Mode

Press the MODE or FUNCTION button repeatedly to cycle through the available modes: CD, FM Radio, Bluetooth, USB, and AUX.

CD Playback

  1. Press the MODE button until "CD" mode is selected.
  2. Open the CD compartment lid by gently lifting it.
  3. Place a CD (Audio CD, CD-R, CD-RW, or MP3 CD) onto the spindle with the label side facing up.
  4. Close the CD compartment lid. The unit will begin reading the disc.
  5. Use the PLAY/PAUSE button to start or pause playback.
  6. Use the SKIP/SEARCH buttons ( / ) to skip tracks or search within a track.
  7. Press the REPEAT button to repeat the current track (Repeat 1) or all tracks (Repeat All).

FM Radio Operation

  1. Extend the telescopic FM antenna for optimal reception.
  2. Press the MODE button until "FM" mode is selected.
  3. Press and hold the PLAY/PAUSE button (or a dedicated SCAN button if available) to auto-scan and store available FM stations.
  4. Use the SKIP/SEARCH buttons ( / ) to navigate through stored presets or manually tune frequencies.

Bluetooth Pairing

  1. Press the MODE button until "Bluetooth" mode is selected. The display will show "BT" or a similar indicator, and the unit will enter pairing mode.
  2. On your Bluetooth-enabled device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
  3. Select "WIITHINK Boombox" (or similar name) from the list of found devices.
  4. Once paired, you will hear a confirmation sound, and the Bluetooth indicator on the boombox will stop flashing.
  5. You can now stream audio wirelessly from your device to the boombox.
The boombox acting as a Bluetooth speaker, surrounded by various Bluetooth-enabled devices like laptops, tablets, and smartphones.

Figure 4: Bluetooth Connectivity. This image demonstrates the boombox's capability to connect wirelessly via Bluetooth to various devices, allowing for audio streaming from laptops, tablets, and smartphones.

USB Playback

  1. Insert a USB flash drive containing MP3 files into the USB port on the front of the unit.
  2. Press the MODE button until "USB" mode is selected.
  3. The unit will automatically detect and begin playing MP3 files from the USB drive.
  4. Use the PLAY/PAUSE and SKIP/SEARCH buttons to control playback.

AUX Input

  1. Connect an external audio device (e.g., MP3 player, smartphone) to the AUX IN port on the front of the unit using a 3.5mm audio cable (not included).
  2. Press the MODE button until "AUX" mode is selected.
  3. Audio from the connected device will now play through the boombox speakers. Control playback from your external device.

Headphone Use

Plug 3.5mm headphones into the headphone jack on the front of the unit. The sound will automatically switch from the speakers to the headphones.

Volume Control

Rotate the VOLUME knob on the front panel clockwise to increase volume and counter-clockwise to decrease volume.

Maintenance

Troubleshooting

ProblemPossible CauseSolution
Unit does not power on.No power connection / Dead batteries.Ensure AC cord is securely plugged in or replace batteries.
No sound from speakers.Volume too low / Headphones connected / Incorrect mode.Increase volume / Disconnect headphones / Select correct mode.
CD skips or does not play.Dirty or scratched CD / CD inserted incorrectly / Dirty CD lens.Clean or replace CD / Reinsert CD correctly / Clean CD lens.
Poor FM radio reception.Antenna not extended / Weak signal.Fully extend and adjust the telescopic antenna / Try moving the unit to a different location.
Bluetooth device won't pair.Boombox not in pairing mode / Device too far / Bluetooth disabled on device.Ensure boombox is in BT mode / Move device closer / Enable Bluetooth on your device.
USB drive not recognized.Incorrect file format / USB drive corrupted / USB drive not fully inserted.Ensure files are MP3 / Try a different USB drive / Reinsert USB drive firmly.

Specifications

FeatureDetail
BrandWIITHINK
Model NumberWTB771Black
ColorBlack
Connectivity TechnologyBluetooth, USB, Auxiliary
Supported MediaCD (Audio CD, CD-R, CD-RW, MP3 CD), USB (MP3)
RadioDigital FM Radio with 20 Presets
Speaker TypeStereo
Output Power2 x 2W RMS (4 Watts total)
Power SourceAC Power (UK Plug included) or 4 x 'C' Batteries (not included)
Item Dimensions (L x W x H)25.4 x 22.9 x 10.2 cm (10 x 9 x 4 inches approx.)
Item Weight1.2 Kilograms (2.65 lbs)
Headphone Jack3.5mm

Warranty and Support

For warranty information and technical support, please refer to the documentation provided with your purchase or contact WIITHINK customer service. Details for contacting support are typically found on the product packaging or the official WIITHINK website.

Please retain your proof of purchase for any warranty claims.

Related Documents - WTB771Black

Preview Quick Start Guide for WTB-791 CD Radio Boombox
A quick start guide for the WTB-791 CD Radio Boombox, detailing power on/off, battery installation, unit overview, source modes, placing a disc, adjusting volume, radio mode, Bluetooth connection, USB mode, and AUX IN mode.