Product Overview
The Studebaker SB3720 is a portable and compact audio player designed for versatile music playback. It combines classic CD functionality with modern features such as Bluetooth connectivity, MP3 playback via USB, and an FM stereo radio. Its built-in rechargeable battery ensures portability, while the clear LCD display and intuitive controls provide ease of use. This unit also includes an auxiliary input and a headphone jack for private listening or connecting external audio sources.
What's in the Box
- SB3720 CD Player
- User Manual
- Type-C Charging Cable & USB-C Adaptor
Key Features
- Bluetooth Connectivity for Wireless Music Streaming
- MP3 CD and CD-R/RW Compatible CD Player
- FM Stereo Radio
- USB MP3 Player for digital audio files
- Built-in Rechargeable Battery for portability
- LCD Display for clear information
- 2.0 Speaker System
- Aux-In & Headphone Jacks
- Autoplay & Autostop upon CD Door Close and Open
Product Layout and Controls
Figure 1: Top View. This image displays the top of the SB3720 unit, highlighting the CD compartment with its clear cover, the control buttons for playback and mode selection, the volume knob, and the integrated stereo speakers.
Figure 2: Rear Panel. This view shows the rear connections of the SB3720, including the USB-MP3 port for playing files from a USB drive, the AUX IN jack for external audio devices, the DC IN 5V==1A port for power and charging, and the RESET button.
Control Panel Functions:
- Power/Volume Knob: Rotate to adjust volume, press to power on/off.
- Mode Button: Cycles through CD, Bluetooth, FM Radio, USB, and AUX modes.
- Play/Pause Button: Starts or pauses playback.
- Stop Button: Stops playback.
- Skip Forward/Backward Buttons: Skips tracks or tunes radio frequencies.
- Repeat Button: Repeats current track or all tracks.
- MEM/M+ Button: Used for programming CD tracks or saving FM radio stations.
- +10 Button: Skips forward by 10 tracks on CD/USB or for quick tuning.
- Bluetooth/Pair Button: Activates Bluetooth mode and initiates pairing.
Initial Setup
Charging the Battery
- Connect the provided Type-C charging cable to the DC IN 5V==1A port on the rear of the unit.
- Plug the USB-C adaptor into a standard wall outlet.
- The unit will begin charging. The battery indicator on the LCD display will show charging status.
- A full charge typically takes several hours. Disconnect the charger once fully charged for optimal battery life.
Figure 3: Charging Accessories. The image shows the Type-C charging cable and USB-C adaptor used to power and charge the SB3720 unit.
Powering On/Off
- To power on the unit, press and hold the Power/Volume knob for a few seconds.
- To power off, press and hold the Power/Volume knob again until the display turns off.
Operating Instructions
CD Playback
- Gently lift the clear CD compartment cover.
- Place a CD (standard audio CD, MP3 CD, or CD-R/RW) onto the center spindle with the label side facing up.
- Close the CD compartment cover. The unit will automatically detect the CD and begin playback.
- Use the Play/Pause, Stop, Skip Forward/Backward, and Repeat buttons to control playback.
- Adjust the volume using the Power/Volume knob.
Video 1: Product Features Overview. This video demonstrates various features of the Studebaker SB3720, including CD playback, FM radio, Bluetooth connectivity, and its portable design. It shows how to insert a CD, switch modes, and connect via Bluetooth.
Bluetooth Mode
- Press the Mode button until "bt" appears on the LCD display, indicating Bluetooth mode.
- The unit will automatically enter pairing mode, and "bt" will flash.
- On your Bluetooth-enabled device (smartphone, tablet, etc.), enable Bluetooth and search for available devices.
- Select "SB3720" from the list of devices to pair. Once connected, "bt" will stop flashing and remain solid.
- You can now stream audio wirelessly from your device to the SB3720.
FM Radio
- Press the Mode button until "rad" appears on the LCD display, indicating FM radio mode.
- To automatically scan and save stations, press and hold the Play/Pause button. The unit will scan and store available FM stations.
- To manually tune, use the Skip Forward/Backward buttons to adjust the frequency.
- To recall saved stations, press the MEM/M+ button and then use the Skip Forward/Backward buttons to navigate through presets.
USB MP3 Playback
- Insert a USB flash drive containing MP3 files into the USB-MP3 port on the rear of the unit.
- Press the Mode button until "USB" appears on the LCD display.
- The unit will automatically detect and begin playing MP3 files from the USB drive.
- Use the Play/Pause, Stop, Skip Forward/Backward, and Repeat buttons to control playback.
Auxiliary Input
- Connect an external audio device (e.g., an older MP3 player, smartphone without Bluetooth) to the AUX IN jack on the rear of the unit using a 3.5mm audio cable (not included).
- Press the Mode button until "AUX" appears on the LCD display.
- Start playback on your connected external device. The audio will be played through the SB3720 speakers.
- Adjust the volume using the Power/Volume knob on the SB3720 and/or the volume control on your external device.
Headphone Use
- Plug a standard 3.5mm headphone jack into the headphone port on the rear of the unit.
- Audio will automatically switch from the speakers to the headphones.
- Adjust the volume using the Power/Volume knob.
Care and Maintenance
- Cleaning: Use a soft, dry cloth to clean the exterior of the unit. Do not use abrasive cleaners or solvents.
- CD Care: Handle CDs by their edges. Keep them clean and free of scratches. Use a soft, lint-free cloth to wipe CDs from the center outwards.
- Storage: When not in use for extended periods, store the unit in a cool, dry place.
- Battery: To maintain the rechargeable battery's life, avoid fully discharging it frequently and recharge it periodically if stored for a long time.
Troubleshooting Guide
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on | Battery is depleted; Power cable not connected properly. | Charge the unit using the provided Type-C cable and adaptor. Ensure the power cable is securely connected. |
| CD does not play or skips | CD is dirty, scratched, or inserted incorrectly; CD compartment cover is open. | Clean the CD with a soft cloth. Ensure the CD is inserted correctly with the label side up. Close the CD compartment cover completely. |
| No sound from speakers | Volume is too low; Headphones are connected; Incorrect mode selected. | Increase the volume. Disconnect headphones. Ensure the correct mode (CD, Bluetooth, FM, USB, AUX) is selected. |
| Bluetooth device cannot pair | Unit is not in pairing mode; Device is too far; Bluetooth is off on your device. | Ensure the SB3720 is in Bluetooth pairing mode ("bt" flashing). Move your device closer to the unit. Enable Bluetooth on your device and search for "SB3720". |
| Poor FM radio reception | Weak signal; Unit's position. | Adjust the position of the unit to improve reception. Try moving it closer to a window or away from other electronic devices. |
Technical Specifications
| Feature | Specification |
|---|---|
| Product Dimensions | 8.27 x 6.3 x 2.75 inches |
| Item Weight | 2.1 pounds |
| Model Number | SB3720 |
| Brand | Studebaker |
| Connectivity Technology | Bluetooth |
| Special Features | Auto Power-Off, Bluetooth, Lightweight, Portable, Rechargeable |
| Power Input | DC 5V, 1A (USB-C) |
| Supported Media | CD, CD-R/RW, MP3 CD, USB (MP3) |
| Radio Tuner | FM Stereo |
Warranty and Customer Support
For warranty information, please refer to the warranty card included with your product or contact Studebaker customer support directly. If you encounter any issues not covered in this manual or require further assistance, please reach out to the manufacturer's customer service department. Contact details can typically be found on the product packaging or the official Studebaker website.