The Festool GHS 25 I hearing protection earplugs are cordless Bluetooth in-ear hearing protection built for people who spend real time in workshops and on jobsites. This is a hearing protection earplug system designed for noise reduction, hands-free communication, and all-day wear in work environments. Model Number 577793. If you want something smaller and less bulky than over-ear muffs, but still want proper hearing protection while listening to music or taking calls, this is the point of this product.

What makes the GHS 25 I matter is that it is doing two jobs at once. It protects your hearing with a 25 dB NRR while also giving you Bluetooth 5.2 true wireless playback and calling. That matters if you move between cutting, sanding, routing, cleanup, and phone calls during the day. Instead of pulling protection on and off, you keep the earplugs in and stay protected while staying connected.

Festool also built in a conversation mode, and that is the feature a lot of guys will care about most after a week of use. Loud outside noise is blocked, but speech and ambient sound can pass through at a safe listening volume. In plain terms, you can hear someone talking to you without yanking an earplug out every five minutes. That is more convenient, but it is also the better habit if you actually want to keep hearing protection in place consistently.

On the call side, the built-in noise-isolating microphone is aimed at noisy work settings, not just office use. If you are taking quick calls from a customer, supplier, or crew lead while working, the mic is there to help keep background noise from taking over the conversation. Touch controls on the ear protection keep basic control close at hand, so you are not digging for your phone every time you want to manage playback or answer a call.

Battery life is set up for real use, not just a short test. You get up to 13 hours of battery life from the earplugs themselves, and up to 38 hours total with recharging in the included case. The charging port is USB-C, which is the right move because it is common, easy to replace, and practical on the road. Festool also gave the system an IP67 protection class, so dust, water, and sweat are not immediate deal-breakers when you are using them in a shop or outside on a job.

The fit side matters just as much as the electronics, and Festool includes 7 pairs of earplugs in various sizes. That is important because hearing protection only works properly if the fit is right. A better seal helps you get the intended noise reduction, makes the earplugs more stable during movement, and improves the overall experience whether you are listening to audio or just using them as jobsite protection.

From a compliance standpoint, these are intended for work environments and Festool states they comply with OSHA standards. They also meet professional ear protection requirements under EN352. That separates them from ordinary consumer earbuds that happen to block some sound. This is a work-focused product first, with music and call capability built in around that jobsite use case.

Who should buy them? These make the most sense for woodworkers, remodelers, installers, finish carpenters, shop owners, and trade pros who want lighter hearing protection they can leave in while moving through different tasks. They are also a strong fit for serious DIY users with a busy garage or home shop who are tired of swapping between earmuffs and earbuds. If your day includes noise, calls, and constant movement, the GHS 25 I solves a real annoyance without turning hearing protection into a hassle.

Festool GHS 25 I hearing protection earplugs done the right way

This is a smart buy for anyone who wants real hearing protection without giving up calls, music, or easy conversation during the workday.

• Who it's for: Pros and serious shop users who bounce between noisy work, quick conversations, and phone calls and want one piece of gear that handles all three.
• Why it stands out: The combination of 25 dB NRR, conversation mode, Bluetooth 5.2, long runtime, and IP67 protection makes it more jobsite-focused than typical wireless earbuds.
• Worth knowing: To get the best result, you need to dial in the fit with the included ear tip sizes. That is not a downside, just part of making in-ear hearing protection work the way it is supposed to.

• What kind of hearing protection does it provide? The GHS 25 I is rated at 25 dB NRR and 32 dB SNR.
• Can you talk to people without removing the earplugs? Yes. Conversation mode allows speech and ambient sound to pass through at a safe listening volume.
• Does it support phone calls? Yes. It uses Bluetooth 5.2 and has a noise-isolating microphone for clearer calls in noisy environments.
• How long does the battery last? The earplugs run up to 13 hours, and up to 38 hours total with recharging in the charging case.
• Is it built for dusty or sweaty work conditions? Yes. Festool lists an IP67 protection class for dust, water, and sweat resistance.