ISOtunes PRO 3.0 Listen-Only Earbuds – 27 dB NRR, 82 dB SafeMax, 20h Battery, BT 5.4, OSHA Compliant

Elevate hearing protection with premium listening

Meet the ISOtunes PRO 3.0 Listen-Only Earbuds, a purpose-built solution for work environments where safe audio playback matters as much as clarity. These earbuds pair professional-grade noise reduction with a dedicated listening mode, so you can tune in to the sounds you need without compromising hearing protection or safety requirements.

Designed for real-life shifts, they blend practical comfort with high-fidelity sound, giving you a dependable companion for long days on the job. The listening experience is vivid enough to hear important cues while the protective elements help you manage exposure in demanding settings.

Key benefits at a glance

• 27 dB NRR with TRILOGY heat-activated memory foam tips to reduce ambient noise while preserving audio fidelity.
• SafeMax technology caps output at 82 dB, aligning with common workplace exposure guidelines.
• Listen-Only design enables audio without a microphone, suitable for environments that restrict calls.
• Bluetooth 5.4 with Low Energy for stable wireless sound and efficient power use.

Durability and build you can rely on

• IP67 dust and water resistance and MIL-STD 810H testing for rugged job-site resilience.
• Aramid-reinforced internal cables and chrome-plated brass ear stems designed to withstand regular exposure to solvents and daily wear.
• Rugged earhooks and a TPU controller built to endure high temperatures and active handling.

Battery life and charging convenience

Get 20+ hours of continuous audio streaming on a single charge, with a 15-minute quick-charge adding about 2 hours of use. USB-C charging keeps recharging fast and simple.

What’s included

• Four pairs of replaceable memory foam eartips in multiple sizes
• USB-C charging cable, an alligator clip, two cable management clips
• Rigid, zippered protective case for on-the-go protection

About the maker

Manufactured by Haven Technologies, a family-owned American business focused on hearing protection, ongoing innovation, and trusted customer service.