If you want a wired, high-fidelity gaming headset with studio-quality audio and detachable components for a fixed setup, choose audio Technica ATH-G1; if you need a portable, wireless Bluetooth adapter to share audio on planes or TVs with two devices, choose Avantree Relay. These are not the same category of gear, but both serve teachers who need reliable audio tools in different environments, whether they are grading papers at a desk or traveling for professional development.
• audio Technica ATH-G1: Delivers immersive sound via large 45mm drivers and includes a flexible boom mic for clear communication, but it is a wired unit limited by cable length and requires a stationary connection. Best for teachers who prioritize audio fidelity and voice clarity during long sessions at a computer or console.
• Avantree Relay: Offers true wireless freedom with aptX Adaptive low latency and the ability to connect two headphones simultaneously, but it functions only as an adapter rather than a standalone headset. Best for teachers who travel frequently, fly often, or need to share media content with a colleague without tangled wires.
The audio Technica ATH-G1 is built for the person who treats their audio experience as a serious part of their workflow. Whether that is streaming lessons, recording feedback for students, or simply enjoying high-resolution audio after a long day, this headset brings a level of fidelity that cheap consumer earbuds cannot match. The design centers around large-diameter 45mm drivers, which are specifically tuned to deliver an immersive soundscape. This isn't just about volume; it is about the depth and separation of frequencies. With a frequency range spanning from 10Hz to 35kHz, the device captures nuances that smaller drivers often miss, making it an excellent choice for anyone who listens to detailed audio tracks, whether for music, podcasts, or educational content.
For teachers who rely on clear communication, the attached flexible boom microphone is a standout feature. It is highly directional, meaning it focuses on picking up your voice while filtering out background noise in the room. This is crucial when you are conducting online classes or recording voiceovers where clarity is non-negotiable. The convenience factor is also high; the included 2.0 mm cable features a one-hand volume control dial and a mute switch right on the left earcup. You do not need to reach for a computer keyboard or phone screen to adjust levels. Furthermore, the build quality supports longevity. The earpads and headband are detachable, allowing for easy replacement if they wear down over time, which is a significant advantage for heavy daily users.
However, this product is strictly wired. The attached cable is 6.6 feet long, which offers reasonable mobility within a home office or classroom desk, but it tethering means you cannot walk across a large gym or move freely through a hallway while using it. It is designed for a "fixed" use case. If you are looking for clip-on earbuds for teachers who need to be hands-free while moving around a school, this is not the tool for that job. It is best suited for the teacher who sits at a desk for extended periods, perhaps grading essays, preparing lesson plans, or engaging in deep-focus work where immersion matters more than movement. The closed-back design also provides excellent sound isolation, keeping external distractions out so you can focus entirely on the audio in front of you.
We compare products from their published specs and features; the verdicts below are our independent editorial opinions.
Updated: 2026-10-24 · 7 min read · Independent comparison
In contrast, the Avantree Relay is a solution for mobility and sharing. It is not a headset itself, but a transmitter that turns any standard audio output into a wireless Bluetooth stream. This makes it incredibly versatile for the modern educator who might be teaching in a library, attending a conference, or traveling for workshops. The core strength here is its compatibility. It works with any device that has a 3.5mm AUX jack, ranging from older airplanes and gym equipment to modern televisions and computers. If you are a teacher who needs to watch instructional videos on a TV in a common area without disturbing others, or who wants to listen to audiobooks on a plane without worrying about seatback jacks, this adapter bridges the gap perfectly.
One of the most practical features for educators is the ability to connect two Bluetooth devices simultaneously. Imagine you are traveling with a colleague or a spouse, and you both want to listen to the same flight entertainment or training video. The Relay allows you to pair two sets of headphones or earbuds, such as AirPods Pro 2, to the single transmitter. The intuitive LED indicators make it easy to see when connections are active and what the battery status is. This "listen together" capability fosters collaboration and shared experiences without the awkwardness of sharing a single pair of headphones.
Battery life is another critical win for this device. With up to 20 hours of playback, it can easily last through a full day of travel or a long conference schedule. If the battery does run out, the device can continue to function while plugged in, ensuring you never lose your audio mid-stream. The inclusion of aptX Adaptive and Low Latency codecs ensures that the audio quality remains high even when transmitting wirelessly. This minimizes the delay between video and sound, which is vital for language learning apps or watching instructional videos where lip-sync matters. However, because it is an adapter, you still need your own Bluetooth headphones or earbuds to use it. It does not come with speakers or earpieces, so it is purely a connectivity bridge.
• Best for audio fidelity and immersion → audio Technica ATH-G1 (Large 45mm drivers and wide frequency response).
• Best for portability and travel → Avantree Relay (Compact size, 20-hour battery, works on planes and TVs).
• Best for hands-free volume control → audio Technica ATH-G1 (Integrated dial and mute switch on the earcup).
• Best for sharing audio with a partner → Avantree Relay (Connects two Bluetooth devices simultaneously).
• Best for long-term durability and maintenance → audio Technica ATH-G1 (Detachable earpads and headband for easy replacement).
• Best for zero-latency wireless listening → Avantree Relay (aptX Adaptive codec support).
• Best for a complete all-in-one package → audio Technica ATH-G1 (Includes headset, mic, and cable in one unit).
• Best for use with legacy equipment → Avantree Relay (Works with any 3.5mm AUX output, including older consoles and airline seats).
If I were a teacher buying today, my decision would depend entirely on my daily routine. If my day involves sitting at a desk for hours, grading papers, or leading virtual meetings where I need crystal-clear audio and a dedicated microphone, I would buy the audio Technica ATH-G1. The wired connection guarantees no dropouts, and the sound quality is simply superior for focused work. However, if my life is defined by travel, commuting, or needing to share media with others in public spaces, I would choose the Avantree Relay. Its ability to turn any screen or plane seat into a personal cinema is unmatched. For a teacher who values the balance of high-quality audio and the flexibility to move, the Avantree Relay is the more adaptable tool for the modern classroom and beyond, especially since it solves the problem of outdated audio ports on many devices.
No, the audio Technica ATH-G1 is a wired headset with a 6.6-foot attached cable. It does not have Bluetooth capabilities, so it must be connected directly to a device via a 3.5mm jack.
Yes, the Avantree Relay includes dual 3.5mm adapters that make it usable on any flight regardless of the connector type, provided the seat has an audio output.
The Avantree Relay is sold as a 2-pack of transmitters only. You must provide your own Bluetooth headphones or earbuds to receive the audio signal.
The audio Technica ATH-G1 offers closed-back dynamic earcups designed for excellent sound isolation, whereas the Avantree Relay relies on whatever noise-canceling properties your individual Bluetooth headphones possess.
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