The Freedom You Want. The Protection You Need. CALIBER BT is a Bluetooth shooting earbud that packs a big punch in a little package. This electronic ear pro is completely dust, sweat, and waterproof and can run up to 13 hours without needing to be recharged. The completely cordless design allows you to move freely while Tactical Sound Control™ delivers amplified natural sound and gunshot noise reduction.






ISOtunes Sport
CALIBER BT Certified Refurbished
Thoroughly cleaned and inspected, this "like new" CALIBER BT has been returned to its original glory. Backed by our ISOtunes Certified Refurbished Promise, we've included our standard one-year limited warranty. Product will be delivered in standard packaging and include all original accessories and product manual.
Looking for new? Check out the CALIBER BT.
Product Features:
- Tactical Sound Control™ Technology enhances your hearing by 8x while protecting you from high-impact noises in under 2 milliseconds.
- True Wireless Design
- 25 NRR tested and approved to ANSI s3. 19-1974.
- IP67 Durability for dust, sweat, and waterproof protection.
- Up to 13 hour Bluetooth battery life or 16 hours of TSC battery life with 2 full additional charges stored in the rechargeable case
- Automatic Power Off after 2 hours without Bluetooth connection for battery conservation.
- Bluetooth 5.2 connects devices 30+ feet.
- SafeMax™ Technology limits volume output to 85 dB for all-day, damage-free listening.
- Background Noise-Reducing Microphone for clear communication in loud environments.
ISOtunes Sport CALIBER BT Certified Refurbished comes with three pairs of ISOtunes TRILOGY Short Eartips (S, M, L), three pairs of ISOtunes TRILOGY Tall Eartips (S,M,L), 1 pair of silicone eartips, a charging case, charging case lanyard, and USB-C charging cord.
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.