This product contains Tactical Sound Control™ Technology. TSC™ is a level-dependent technology that uses omni-directional microphones to allow safe sounds to actively pass through the product while blocking harmful gunshot noise.TSC™ amplifies environmental sounds up to 8x, detecting hard-to-notice environmental sounds.
ADVANCE BT will both increase the volume of low-volume noise to enhance awareness and limit high-volume noise to a lower frequency. Stay alert and ensure hearing protection. ADVANCE BT is perfect for users who prefer a stable experience.












ISOtunes Sport
ADVANCE BT
- Tactical Sound Control™ Technology enhances your hearing up to 8x while protecting you from high-impact noises in under 2 milliseconds.
- Lightweight Design at just 23.25 grams.
- Rechargeable Battery provides up to 10 hrs of Bluetooth battery life or 20 hrs of TSC battery life
- Automatic Power Off after 2 hours without Bluetooth connection for battery conservation.
- SafeMax™ Technology limits volume output to 85 dB for all-day, damage-free listening.
- Bluetooth 5.0 connects, and dual-connects, devices up to 30 feet.
- IP67 Durability for dust, water, and sweat proof protection.
- 26 NRR tested and approved to ANSI s3.19-1974.
- Noise-Isolating Microphone for clear communication in loud environments.
Click here to learn more about Tactical Sound Control™.
Warranty: All ISOtunes® products come with a 1-year warranty against defects in material and workmanship. The warranty does not cover damage by misuse, abuse or unauthorized modifications. We will provide a free exchange for customers who experience defective products within 12 months of purchase.*
Guarantee: Your satisfaction is guaranteed with a 30-day money back promise. If you are not completely satisfied with your product, please contact us within 30 days of purchase and we will prove a full refund**.
**Only items that have been purchased directly from ISOtunes.com can be returned to ISOtunes. ISOtunes products purchased through other retailers must be returned in accordance with their respective returns and refunds policy.
Meet ADVANCE BT
Designed for shooters who need electronic hearing protection that lightweight, comfortable, and allows them to take calls or listen to music all day long.


Product Features
ADVANCE BT is the first of its kind; an in-ear tactical hearing protector that provides awareness and active gunshot noise attenuation.
- Tactical Sound Control™ Technology enhances your hearing up to 8x while protecting you from high-impact noises in under 2 milliseconds.
- Lightweight Design at just 23.25 grams
- Noise-Isolating Microphone for clear communication in loud environments
- Raised Rubber Buttons
Tactical Sound Control™
Tactical Sound Control™ uses digital circuitry to enable sound suppression in under 2 milliseconds. ADVANCE BT limits sound up to 85 dB, ensuring safety in loud environments over extended periods of time.