TOPPING DX5 II Hi-Res DAC & Headphone Amp Combo – Dual ES9039Q2M, X-Hybrid Amp, 10-Band PEQ, LDAC Bluetooth 5.1, 4.4mm Balanced & 6.35mm Headphone Output, Preamp Mode, 12V Trigger (Silver)
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AI Verdict
This is a dual ES9039Q2M DAC and 7600mW x2 X-Hybrid amp with 10-band PEQ and Bluetooth 5.1, but be aware of potential reliability issues.
The DX5 II offers an impressive feature set, including dual ES9039Q2M DACs, a 7600mW x2 X-Hybrid amp, and 10-band PEQ, making it technically capable for demanding audio setups. However, recurring user reports of reliability issues like overheating, restarts, and channel failures indicate a significant quality control concern that makes it a risky purchase despite its specifications.
If reliability is a primary concern, look for products with a proven track record of stable operation and strong user reviews regarding long-term durability, even if it means sacrificing some features or raw power.
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Issues discovered after purchase
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Amazon rating vs actual quality
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Pros
- Equipped with dual ES9039Q2M DAC chips, supporting PCM768kHz/32bit and DSD512 decoding for high-resolution audio.
- X-Hybrid headphone amplifier circuit delivers 7600mW x2 output, capable of driving demanding headphones.
- Features a 10-band PEQ adjustment system with desktop software for precise sound tuning and multiple preset saving.
- Supports Bluetooth 5.1 with LDAC, aptX Adaptive, aptX HD, AAC, and SBC codecs for high-quality wireless streaming.
- Offers extensive connectivity including USB, Coaxial SPDIF, Optical SPDIF inputs, and 6.35mm, 4.4mm balanced, and 4-pin XLR headphone outputs.
- Aurora UI with a 2.0" full-color display and 9 customizable themes provides intuitive control and visual feedback.
Cons
- Multiple user reports of units restarting, overheating, and entering thermal protection mode, sometimes leading to failure.
- Some users experience distortion or complete sound loss in the left channel, particularly with the 4.4mm balanced output.
- The unit does not automatically switch to headphone output when headphones are plugged in, requiring manual selection.
- The pressable volume knob requires significant force, which can cause the unit to slide due to inadequate stock anti-slip feet.
- Concerns exist regarding potential damage to connected headphones if the unit fails, with Topping's manual reportedly disclaiming liability.
Dimension Scores
Equipped with dual ES9039Q2M DAC chips, it supports PCM768kHz/32bit and DSD512 decoding, and users describe the sound as clean and transparent.
The X-Hybrid amplifier delivers a powerful 7600mW x2 output, capable of driving demanding headphones with significant bass and volume.
It features USB, Bluetooth 5.1 (with LDAC), Coaxial, Optical inputs, and 6.35mm, 4.4mm balanced, and 4-pin XLR headphone outputs, plus 12V trigger.
While compact, user reports of overheating, restarts, and loose 4.4mm connections suggest inconsistent build quality and reliability concerns.
Best For
- Audiophiles needing a powerful desktop DAC/amp for high-impedance headphones or sensitive IEMs.
- Users who want precise sound customization via 10-band PEQ for various audio setups.
- Individuals seeking a compact, feature-rich DAC/amp with comprehensive wired and wireless connectivity options.
- Those looking to integrate a DAC/amp into an existing HiFi system using preamp mode and 12V trigger.
Not Recommended For
- Users prioritizing absolute reliability and consistent performance without reported hardware issues.
- Anyone unwilling to deal with potential warranty claims that might involve sending the unit to China.
- Users who expect automatic headphone detection and switching for convenience.
Watch Out For
- Units have been reported to restart seemingly randomly and enter thermal protection mode, even during light use like watching YouTube.
- Distortion or complete sound loss in the left channel has been observed, especially when using the 4.4mm balanced output.
- The 4.4mm balanced connection can feel loose, contributing to potential audio issues.
- The pressable volume knob requires enough force that the unit can slide on a desk if the stock anti-slip feet are not sufficient.
- Some users report that the PEQ functionality does not always work correctly.
Full Specifications
| ASIN | B0FC6HQ5S5 |
| Size | DX5II |
| Brand | TOPPING |
| Material | Metal, Plastic |
| Color Name | Silver |
| Item Weight | 3.65 pounds |
| Manufacturer | TOPPING |
| Material Type | Metal, Plastic |
| Connector Type | Usb |
| Interface Type | USB |
| Number of Pins | 17 |
| Item model number | DX5Ⅱ WH |
| Number of Channels | 2 |
| Product Dimensions | 7.48 x 6.1 x 1.73 inches |
What Buyers Say
Despite its impressive technical specifications, the DX5 II has a concerning number of user reports detailing significant reliability problems. Many users praise its clean sound, powerful output for demanding headphones, and the versatility of its 10-band PEQ system. However, recurring complaints include units restarting, overheating, and left channel distortion, particularly with the 4.4mm balanced output. The lack of automatic headphone switching and the need for excessive force on the volume knob are also noted inconveniences.
“Man, this thing sounds amazing when it works, but it just keeps cutting out or getting super hot, and now my left headphone sounds weird. I'm so frustrated, I don't know if I should even keep it.”
Common Praise
- Sound is clean and transparent, offering detailed audio reproduction.
- Powerful 7600mW x2 output drives headphones like Hifiman Arya Stealth and HD600 with ease.
- 10-band PEQ is highly effective for precise sound customization across various inputs.
- Aurora UI and customizable settings provide an intuitive and responsive user experience.
- Supports a wide array of Bluetooth codecs including LDAC and aptX HD for wireless flexibility.
Common Complaints
- Units randomly restart, overheat, and enter thermal protection mode.
- Distortion or complete sound loss occurs in the left channel, especially with the 4.4mm balanced output.
- The 4.4mm balanced connection can feel loose.
- Does not automatically switch to headphone output when headphones are plugged in.
- The volume knob requires too much force to press, causing the unit to slide on a desk.
- Concerns about potential damage to headphones if the unit fails.
Ownership Tips
- Some units develop issues like restarting or overheating within a few days or months of use.
- The 4.4mm balanced output can be a point of failure, with reports of distortion or channel loss.
- Firmware updates might address some bugs, but not all reported hardware issues.
- The unit's stock anti-slip feet may not be sufficient to prevent sliding when pressing the volume knob.
- Warranty service might involve sending the unit back to China, which can be a hassle.
Frequently Asked Questions
Does the DX5 II automatically switch to headphones when plugged in?
No, the DX5 II requires manual switching to the headphone output after plugging in headphones; it does not detect them automatically.
What kind of headphones can the DX5 II drive?
With its 7600mW x2 output, the DX5 II is designed to drive a wide range of headphones, from sensitive IEMs to power-hungry, high-impedance headphones like Hifiman Arya Stealth and Sennheiser HD600.
Can I use the PEQ for both headphones and speakers?
Yes, the 10-band PEQ system supports independent profiles for headphone and line-out outputs, allowing for customized sound tuning for both headphones and active speakers.
What Bluetooth codecs does it support?
The DX5 II supports LDAC, aptX Adaptive, aptX HD, AAC, and SBC codecs for high-quality wireless audio streaming via Bluetooth 5.1.
Are there known reliability issues with this unit?
Yes, some users have reported issues such as units restarting, overheating, left channel distortion, and outright failure after a few months of use.
Buying Guide
When looking at a DAC/headphone amp combo like this, you're essentially getting two crucial audio components in one box: a Digital-to-Analog Converter (DAC) that turns digital music files into analog sound your headphones can use, and a headphone amplifier that boosts that signal to drive your headphones. You want enough power for your specific headphones, clean sound without distortion, and the right input/output options for your setup. Don't get caught up in marketing hype; focus on measurable specs and real-world user experiences.
Dual ESS9039Q2M DAC Chips
This means the device uses two high-performance chips, one for each audio channel. This separation can lead to better stereo imaging and lower noise, resulting in a clearer, more detailed sound, like having two dedicated artists painting separate halves of a masterpiece.
7600mW x2 Output
This number tells you how much power the amplifier can deliver to your headphones. A higher wattage means it can drive more demanding headphones (those with high impedance or low sensitivity) to a comfortable listening volume without straining, much like a powerful engine can move a heavy car effortlessly.
10-Band PEQ Adjustment
Parametric Equalization (PEQ) lets you precisely adjust specific frequency bands of your audio. This is like having a very fine-tuned graphic equalizer, allowing you to boost or cut bass, mids, or treble at exact points to tailor the sound to your headphones, your room, or your personal preference.
LDAC Bluetooth 5.1
LDAC is a high-resolution Bluetooth audio codec, and Bluetooth 5.1 is the connection standard. This combination allows for higher quality wireless audio transmission than standard Bluetooth, meaning your music sounds closer to its original quality even without a cable, like streaming a 4K video instead of a standard definition one.
Alternatives
If this unit's reliability concerns are too high, look for a DAC/amp combo with a strong reputation for long-term stability and robust build quality, possibly with a slightly lower power output or fewer PEQ bands if those features are less critical for your specific use case.
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