Universal 5V/9V/12V/15V AC/DC Power Adapter for Audios 5V1A 12V1A 13.8V 2A 15V 4A with 5.5+4.0+3.5 DC Jack head

✅ Wide Compatibility Covers 5V, 9V, 12V, and 15V output voltages with 1A, 1.5A, 2A, and 3A current options. The 3-in-1 connector set (5.5mm, 4.0mm, 3.5mm) fits most portable trolley speakers, boomboxes, and karaoke machines.

✅ Global Use & Wide Voltage Input: 100-240V AC (50/60Hz), designed for worldwide use. The US plug is standard, with custom EU/UK/AU plugs available upon request.

✅ Multi-Layer Safety Protection Built-in safeguards against faults, over-current, over-voltage, and over-temperature. The adapter features stable voltage regulation and full rated current output for reliable, safe operation.

✅ Durable & Stable Build Features center-positive polarity (common in most audio devices) and a 1-meter cable. The power supply provides clean, noise-free power for your audio equipment.

✅ Versatile Applications Ideal for charging mobile trolley speakers, dance party speakers, portable karaoke machines, and other small electronic devices with compatible voltage and connector.

Universal Multi-Voltage Power Adapter for Portable Speakers

This high-quality AC/DC power adapter is designed to power a wide range of portable audio devices, including trolley speakers, boomboxes, and karaoke machines. With multiple voltage, current, and connector options, it is a universal replacement charger.

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【Key Features】
• **All-in-One Solution**: Offers 4 voltage options (5V/9V/12V/15V) and 4 current ratings (1A/1.5A/2A/3A), compatible with most popular portable speakers.
• **3-in-1 Connector Pack**: Comes with 3 common DC barrel plugs (5.5mm, 4.0mm, 3.5mm) to fit various device ports.
• **Comprehensive Safety**: Includes fault, over-current, over-voltage, and over-temperature protection to keep your devices safe.
• **Global Compatibility**: 100-240V AC input works worldwide. Standard US plug, with custom options available.
• **Reliable Performance**: Stable voltage regulation and full rated current ensure consistent power delivery.

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【Specifications】
- Input Voltage: 100-240V AC 50/60Hz
- Output Voltage: 5V / 9V / 12V / 15V (Optional)
- Output Current: 1A / 1.5A / 2A / 3A (Optional)
- Connectors: 5.5mm / 4.0mm / 3.5mm DC Barrel Plug
- Polarity: Center Positive (+)
- Cable Length: 1 Meter
- Protection: Fault, Over-Current, Over-Voltage, Over-Temperature
- Plug Type: US Standard (Customizable)

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【Compatible Devices】
- Portable Trolley Speakers / Dance Party Speakers
- Karaoke Machines / Boomboxes
- Bluetooth Audio Systems / Active Speakers
- And other small electronics requiring 5V-15V DC power

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【Notes】
- Please confirm your device’s required voltage, current, and connector size before purchasing.
- The output polarity is center-positive. Ensure compatibility with your device.
- Keep the adapter in a cool, dry place during use.

DATA SHEET

Attribute	Value
Product Name	Multi-Voltage Power Adapter
Type	Universal Charger for Portable Speakers
Input Voltage	100-240V AC 50/60Hz
Output Voltage	5V / 9V / 12V / 15V (Optional)
Output Current	1A / 1.5A / 2A / 3A (Optional)
Connectors	5.5mm / 4.0mm / 3.5mm DC Barrel Plug
Polarity	Center Positive (+)
Cable Length	1 Meter
Plug Type	US Standard (Customizable)
Protection Features	Fault, Over-Current, Over-Voltage, Over-Temperature
Compatible Devices	Trolley Speakers, Boomboxes, Karaoke Machines

 

FAQs

Q1: What devices can this universal power adapter charge?
A1: It is designed for trolley speakers, boomboxes, portable karaoke machines and home audio systems. It works with devices requiring 5V,9V,12V,13.5V,13.8V,15V DC power, please double-check your device voltage and current rating before purchase.

Q2: What DC barrel tips are included?
A2: It comes with 3 interchangeable DC barrel plugs: 5.5mm, 4.0mm, 3.5mm, covers most common DC jack ports of portable speakers.

Q3: Does this power supply work worldwide?
A3: Yes, input is 100-240V AC 50/60Hz for global use. Standard version is US plug; EU, UK, AU plugs are available upon request.

Q4: What safety protections does this adapter have?
A4: Built-in multi-layer protection: over-current protection, over-voltage protection, over-temperature protection and short-circuit fault protection to protect your audio equipment.

Q5: How many voltage & current options are available?
A5: Multiple variants: 5V,9V,12V,13.5V,13.8V,15V; current ranges from 1A up to 6A for different model selections.

Q6: Can I use a higher current adapter than my device rated?
A6: Yes. The adapter will only output the current your device needs, as long as the output voltage matches your device requirement. Do NOT use mismatched voltage.

Q7: How do I confirm which variant I need?
A7: Check the label on your original charger or your device specification. Match the output voltage first, then pick an adapter with equal or higher current capacity.

Q8: Is this replacement charger for speaker only?
A8: Mainly for trolley speakers, boomboxes and karaoke audio. It can also power other low-voltage DC devices with matching voltage and compatible DC barrel port.