If you want a durable, purpose-built replacement cable for your older Beats headphones that prioritizes safety and longevity, choose Podokas USB Charger Cord; if you need a modern 2-in-1 adapter to use wired headphones while fast charging your latest smartphone, choose Subynanal USB c.
As a teacher who spends hours in the classroom and on the go, I know how critical it is to have gear that just works without needing constant troubleshooting or expensive upgrades. Whether you are hunting for wireless earbuds for teachers to keep your hands free during lessons or looking for reliable head phones for teachers to manage audio from a laptop or phone, the right accessory can save your sanity. However, sometimes the old gear needs a new lifeline, or your new phone lacks the headphone jack entirely. That is where these two specific products enter the picture. They serve completely different purposes, yet they both solve audio-related problems for educators. One is a specialized power cord for legacy audio gear, while the other is a bridge between modern connectivity and traditional audio. Below, I break down exactly what each offers so you can stop guessing and start using the tool that fits your specific workflow.
• Podokas USB Charger Cord: Its biggest strength is the built-in safety chip designed to prevent battery loss and aging in older Beats devices, making it ideal for keeping legacy gear alive; its trade-off is that it is strictly limited to Micro USB ports on specific Dr. Dre products and does not work with newer Apple H1 chips.
• Subynanal USB c: Its biggest strength is the versatile 2-in-1 design that allows simultaneous high-speed PD charging and high-fidelity audio playback on modern smartphones; its trade-off is that it supports no data transfer and is incompatible with non-Type-C devices.
• The Podokas pick is for teachers or students still relying on older Beats Powerbeats, Solo 3, or Studio models who need a reliable replacement cord that protects their investment.
• The Subynanal pick is for users of iPhone 15/16 series, Samsung Galaxy S20+, or any modern Android device who refuses to switch to wireless audio but also refuses to carry a separate charger brick.
This product is not a general-purpose cable; it is a surgical tool for a specific family of audio equipment. If you own a pair of Beats Powerbeats 3, Solo 3 Wireless, or even the Beats Pill speaker, this cord is engineered specifically for those "Micro" jacks. The design features an aluminum alloy shell and PVC flame retardant material, which speaks to a focus on durability and heat resistance—two things that matter when a device is charging near a desk lamp or in a backpack. What stands out most is the inclusion of a safe and quick charging chip. In my experience with electronic accessories, generic cables often overheat or fail to regulate voltage correctly, leading to degraded battery life over time. This product explicitly markets itself as a solution to battery aging, ensuring that your older headphones don't die prematurely because of a cheap third-party charger.
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-26 · 8 min read · Independent comparison
The length of 3.9 feet (1.2 meters) is a practical sweet spot for classroom environments. It gives you enough slack to move around the room while plugging into a wall outlet or a computer port without feeling tethered, yet it isn't so long that it becomes a tripping hazard or a tangle nightmare on a crowded desk. It is important to note that this is not a universal cable. It will not work with the newer "Apple H1 Headphone Chip" versions or the Beats Flex, Studio Buds, or Powerbeats Pro. These newer models use different interfaces entirely. If you are a teacher who has been using the same pair of Beats for years because they fit well during gym class or PE instruction, this is the exact part you need to extend their lifespan. It is a maintenance tool for the past, designed to keep your current hardware functional without forcing you to buy a whole new set of headphones.
You should skip this product if you are looking for a charging solution for your phone, tablet, or any device other than the specific Beats lineup mentioned above. It is also not suitable if you own the newer generation of Beats that utilizes the Lightning or USB-C port instead of the proprietary Micro USB jack. Furthermore, while the build quality suggests robustness, it is a single-purpose item. If you need a cable that can handle data transfer or charge multiple types of devices, this is not the answer. It is purely for restoring power to compatible Dr. Dre branded audio gear.
In contrast, the Subynanal USB c adapter is a forward-looking solution for the modern classroom. We live in a world where the 3.5mm headphone jack has largely disappeared from flagship smartphones. This adapter bridges that gap by combining a USB Type C input with a 3.5mm audio output and a second USB Type C port for charging. The headline feature here is the support for up to 60W Power Delivery (PD) charging. For a teacher who relies heavily on their phone for lesson planning, grading, or communicating with parents, losing battery life while listening to audio is a major pain point. This adapter ensures you can listen to music, take a call, or use voice commands while the phone charges rapidly. The ability to control volume and manage calls through the inline remote adds a layer of convenience that separates it from simple dongles.
Audio fidelity is another area where this product shines compared to standard adapters. It supports up to 32-bit and 384Khz resolution, which is significantly higher than the 24-bit and 96Khz found in many budget alternatives. For a teacher who might be using their phone to play educational videos or background music for a language lesson, this higher resolution translates to clearer sound. The compact 13 cm length makes it incredibly portable, fitting easily into a pocket or a pencil case alongside other essentials. It is designed to be plug-and-play, requiring no drivers or apps, which is crucial in a busy school setting where IT support is not immediately available.
However, this product comes with clear limitations that define its user base. It does not support data transfer, meaning you cannot use it to connect to a computer for file syncing or debugging. It is strictly for audio and power. Additionally, while it lists compatibility with a massive range of devices including the latest iPhone 17 and 16 series, as well as various Samsung Galaxy, Google Pixel, and Huawei models, it may not support Quick Charge (QC) on all phones. You may need a dedicated PD wall charger to get the full speed promised. It is also worth noting that while it works with most devices, it does not support line control for Apple headphones, which is a specific edge case for some users. If you have a modern smartphone and refuse to switch to wireless options like with mic wireless headphones for teachers, this is the essential bridge you need to keep your wired setup viable.
• Best for Legacy Audio Gear → Podokas USB Charger Cord: If you own older Beats Powerbeats or Solo 3 headphones, this is the only option that ensures proper charging safety and prevents battery degradation.
• Best for Modern Smartphone Users → Subynanal USB c: If you have an iPhone 15/16 or a Samsung Galaxy S20/S24, this adapter allows you to use wired audio while charging simultaneously.
• Best for Battery Health Focus → Podokas USB Charger Cord: The built-in chip is specifically designed to protect the battery chemistry of older lithium-ion headphones from aging.
• Best for High-Speed Charging → Subynanal USB c: With 60W PD support, it keeps modern smartphones powered up quickly while in use.
• Best for Audio Quality → Subynanal USB c: The 32-bit/384Khz support offers superior sound resolution compared to standard charging-only cables.
• Best for Portability → Subynanal USB c: At only 13 cm, it is smaller and more discreet than the 3.9ft cable required for the Podokas.
• Best for Durability in Motion → Podokas USB Charger Cord: The aluminum alloy shell and longer length make it better suited for active movement around a classroom without tangling.
• Best for Versatility → Subynanal USB c: It serves two functions (audio + power) in one small device, whereas the Podokas is a single-function power cord.
After weighing the specifications and real-world utility for an educator, I would choose the Subynanal USB c. While the Podokas cord is excellent for maintaining older Beats gear, the reality of the modern classroom means most of us are transitioning to newer devices that lack headphone jacks. The ability to listen to instructional audio or podcasts while simultaneously keeping an iPhone 16 or Samsung Galaxy charged is a game-changer for productivity. It solves the immediate problem of battery anxiety without forcing a switch to wireless audio, which some teachers prefer to avoid due to microphone latency or pairing issues. For a teacher who needs to stay connected and entertained on the go, the Subynanal adapter provides the necessary functionality that the Podokas simply cannot offer.
No, the Podokas USB Charger Cord is exclusively designed for Beats products with a Micro USB charging port, such as Powerbeats 3 and Solo 3. It is not compatible with iPhones or modern smartphones.
No, the Subynanal USB c adapter is designed solely for audio playback and fast charging. It does not support data transfer, so you cannot use it to sync files or connect to a computer.
It supports a wide range of devices including Samsung Galaxy S20, S21, S22, S23, and S24 series, but it requires a USB Type C port. Older models with Micro USB ports will not be compatible.
Yes, the Podokas cord features a built-in safe and quick charging chip intended to protect the battery from loss and aging, making it suitable for extended charging periods.
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