The Klein Tools Bluetooth® Behind-the-Head Earmuffs feature a unique, versatile headband that can be worn with a variety of head protection with minimal interference. The angled soft foam cushions provide an effective acoustic seal. When not in use, pivot the earmuff cups to comfortably wear around the neck to keep them within reach. The earmuffs are equipped with Bluetooth® technology, allowing for seamless pairing and premium sound quality.

Features and Benefits:

• Earmuffs have a Noise Reduction Rating of 23dB for hearing protection in loud environments
• Unique and versatile behind-the-head design allows for earmuffs to be worn comfortably with hard hats and caps
• Easy Bluetooth® pairing and premium music and call audio quality
• Earmuff cups pivot to comfortably rest around neck and keep conveniently close when not in use
• Comfortable all-day wear with low-profile and lightweight design
• Angled soft foam cushion offers an effective acoustic seal
• Personalized fit with extendable headband arms
• Rechargeable 750 mAh battery lasts over 70 hours on a single charge
• Durable construction with 6.6-Foot (2 m) drop protection and IP54 rating designed to withstand rugged environments

Klein Tools Product Details:

• Type: Bluetooth® Earmuffs
• Application: Hearing Protection
• Special Features: Ability to Pivot; Bluetooth®; Hands-Free Calling; 70+ hr Runtime
• Overall Length: 6.4'' (16.3 cm)
• Noise Reduction Rating: 23dB
• Overall Height: 4.3'' (10.9 cm)
• Overall Width: 7'' (17.8 cm)
• Insulated: No
• Material: Earmuff Cups: ABS, Foam; Headband: PC and ABS, Stainless Steel, Glass Filled Nylon, Silicone, POM
• Batteries: Lithium-ion
• Battery Life: 70 hr
• Charging Time: 3 hr
• Color: Black/ Orange
• Connectivity: Bluetooth® 5.2; Wireless
• Drop Protection: 6.6' (2 m)
• Maximum Volume: 78 dBA
• Audio Driver Size: 30mm
• IP Rating: IP54
• Standards: ANSI S3.19-1974
• Hearing Level Protection: 23dB
• Enclosure Material: ABS
• Indoor/Outdoor: Indoor/Outdoor
• Included: Earmuffs; Dust Bag; USB-C Charging Cable