If you want a dedicated, long-lasting Bluetooth transmitter to pair two headphones for an in-flight movie or gym session, choose Avantree SoundJet R1-25Hr; if you need versatile, all-in-one translation earbuds with real-time language support and active noise cancellation for travel or business, choose Rulbovs NE72.
These two devices sit at opposite ends of the audio spectrum, yet both claim a place in your bag for specific scenarios. The Avantree SoundJet R1-25Hr is a specialized tool designed to bridge the gap between analog airplane screens and modern wireless headphones, offering massive battery life but no standalone music playback. In contrast, the Rulbovs NE72 is a smart companion built for global communication, featuring AI translation and noise cancellation, though it lacks the raw battery endurance of a dedicated transmitter. The R1-25Hr is strictly for travelers who need to share a screen with a partner, while the NE72 is for solo explorers or professionals who need to speak a new language on the go.
• Avantree SoundJet R1-25Hr: Its superpower is a 25-hour playtime and the ability to connect two headphones simultaneously for shared entertainment; however, it is not a standalone headset and requires a 3.5mm source to function.
• Rulbovs NE72: It shines as a complete translation device with offline language packs and active noise cancellation; its trade-off is that it cannot transmit audio from non-Bluetooth sources like old TV screens or older airplane jacks without an extra adapter.
• Who it's for: Choose the R1-25Hr for couples flying together who need to watch movies without disturbing each other, and pick the NE72 for solo travelers or business professionals needing to break language barriers.
The Avantree SoundJet R1-25Hr is not a product you wear to listen to music in your living room; it is a precision instrument designed for a very specific problem: how to enjoy digital audio from legacy analog ports. If you are planning a trip where you will be sitting next to a fellow traveler and you both want to watch the same movie on the seat-back screen without sharing one pair of expensive headphones, this is the solution. The device acts as a bridge, taking the audio signal from the 3.5mm AUX jack found on most airline seats, gym equipment, or older tablets and converting it into a wireless Bluetooth stream.
What makes this unit stand out is its focus on endurance and compatibility. With a battery capacity that supports up to 25 hours of continuous listening, it is built for long-haul flights where charging ports might be scarce or occupied. The inclusion of USB-C pass-through charging is a critical feature; it allows you to keep the device plugged into the seat's power outlet while you use the battery, effectively giving you unlimited runtime as long as the plane has electricity. This eliminates the anxiety of a dead battery in the middle of a three-hour film. Furthermore, the Qualcomm chipset ensures high-quality audio transmission using aptX Adaptive, meaning the sound quality remains crisp and synchronized, provided your headphones support the necessary codecs.
However, you must understand exactly what this device does not do. It is a transmitter only. You cannot plug your phone directly into it to play music wirelessly unless your phone has a 3.5mm headphone jack and you use a standard cable. It is not designed for making calls, playing musical instruments, or connecting to modern TVs that lack a headphone output. It also does not have a microphone for voice commands. If you are looking for a multipoint wireless earbud setup for basketball or general daily use, this is not the right tool. It is purely for receiving audio from a wired source and sending it to your existing Bluetooth headphones.
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-28 · 8 min read · Independent comparison
The Rulbovs NE72 represents a shift toward intelligent, multifunctional audio gear. These are true wireless earbuds that double as a real-time language translator, making them ideal for the modern nomad or the international business traveler. Unlike the Avantree, which relies entirely on external hardware, the NE72 brings the processing power to your ears. It features a dedicated app that supports offline translation packs for eight major languages, allowing you to communicate even when Wi-Fi or cellular data are unavailable. This capability transforms the earbuds from simple music players into essential travel companions that can handle conversations in airports, hotels, or remote locations abroad.
Beyond translation, the NE72 is engineered for immersive audio and isolation. It utilizes ENC (Environmental Noise Cancellation) technology to filter out up to 90% of background noise, ensuring that your music or conversation partners remain clear even in noisy environments like busy terminals or bustling city streets. The inclusion of a touch LED screen on the earbuds themselves provides visual feedback, adding a layer of usability that traditional earbuds lack. With 13mm Hi-Fi dynamic drivers, the audio experience is robust, offering deep bass and detailed treble suitable for music, podcasts, and calls. The battery life is substantial, offering six hours of continuous music playback or 4.5 hours of heavy translation use, with the charging case extending that total to over 40 hours.
This product is perfect for someone who wants a single device to handle multiple roles: a music player, a call center, and a personal interpreter. The "Find My Earbuds" feature via the app adds a layer of security, helping you locate lost buds with sound or navigation. However, the reliance on an app and the complexity of the translation features mean there is a steeper learning curve compared to simply plugging in a transmitter. If your primary goal is just to hear audio from a source, these might feel like overkill, but if you need to interact with the world around you, they are unmatched.
• Best for shared in-flight entertainment → Avantree SoundJet R1-25Hr: Only this device can take a single 3.5mm audio output and split it to two pairs of Bluetooth headphones simultaneously.
• Best for breaking language barriers → Rulbovs NE72: The NE72 offers real-time AI translation in 165 languages, a feature the Avantree completely lacks.
• Best for extreme battery longevity → Avantree SoundJet R1-25Hr: At 25 hours of playtime with pass-through charging, it outlasts the NE72's 6 hours significantly for continuous listening.
• Best for noise isolation → Rulbovs NE72: Active Noise Cancellation filters background noise, whereas the Avantree is just a passive transmitter.
• Best for sports earbuds for basketball → Rulbovs NE72: The in-ear design with secure fit and noise cancellation makes it superior for active movement compared to a loose-fitting transmitter dongle.
• Best for simplicity and durability → Avantree SoundJet R1-25Hr: With fewer moving parts and no complex app dependencies, it is a rugged, plug-and-play solution for specific analog inputs.
• Best for value in versatility → Rulbovs NE72: You get music, calls, translation, and tracking in one package, whereas the Avantree is a single-purpose gadget.
• Best for multipoint wireless earbuds for basketball → Rulbovs NE72: While not explicitly "multipoint" in the traditional sense, its connectivity and active design suit active users better than a static transmitter.
In my opinion, if I were packing for a trip where I needed to navigate foreign cities or conduct business meetings across languages, I would buy the Rulbovs NE72 immediately. The ability to translate speech in real time without relying on a data connection is a game-changer that solves problems I didn't know I had until I encountered them. The active noise cancellation also ensures I can focus in chaotic environments, which is essential for anyone trying to stay productive while traveling.
However, if my sole priority was watching a movie on a long flight with a partner without waking the person next to us, the Avantree SoundJet R1-25Hr becomes the only logical choice. It solves a niche problem perfectly with its 25-hour battery and dual-pairing capability. But for general utility, especially for those looking for the best wireless headset for basketball or daily active use, the Rulbovs NE72 offers far more value. It is a smarter, more adaptable piece of technology that grows with your needs rather than being stuck in a single lane. Ultimately, for a buyer torn between these two, the Rulbovs NE72 is the winner because it handles the unpredictable nature of travel and sport with intelligence, whereas the Avantree is just a tool for a very specific, limited task.
No, the Avantree SoundJet R1-25Hr is a transmitter only; it cannot receive audio from a phone wirelessly. It requires a physical 3.5mm AUX connection to a source like an airplane screen or tablet to send audio to your headphones.
Yes, the Rulbovs NE72 supports offline translation packs for eight major languages within its dedicated app, allowing you to translate speech without an active internet connection or cellular data.
The Rulbovs NE72 is better suited for sports due to its in-ear design, active noise cancellation, and compact form factor, whereas the Avantree is a bulky transmitter meant for stationary seating.
The Rulbovs NE72 offers approximately 6 hours of music playback on a single charge, with the included charging case providing a total of over 40 hours of combined usage time.
As an Amazon Associate I earn from qualifying purchases.
We are a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for us to earn fees by linking to Amazon and affiliated sites.
When you buy through links on this page, we may earn a commission from qualifying purchases at no extra cost to you.
Amazon and the Amazon logo are trademarks of Amazon or its affiliates. This site is an independent third-party review and is not affiliated with, endorsed by, or sponsored by Amazon or the product brands mentioned.