ISOTUNES IT-21 - PRO 2.0 Bluetooth Earplug Headphones TOL Expander Variable speed dial: No

Variable speed dial: No

Soft face helps prevent marring

The charger communicates directly with the battery pack to monitor cell voltage

600 lb clamping force

we'll replace it (excludes: DW5400

ISOTUNES IT-21 - PRO 2.0 Bluetooth Earplug Headphones TOL Expander Variable speed dial: NoProfessional Bluetooth hearing protector designed for all day use in the toughest and loudest environments. Sweat, water, and dust resistant with premium aptX sound quality, 27 NRR, and 10+ hours of music and talk time. 16+ hour battery life IP67 dust, water, and sweat proof Bluetooth 5. 0 Redesigned comfort fit earhook 27 dB NRR OSHA and NIOSH compliant SafeMax 85dB volume limit Chrome plated brass ear stem Background noise canceling for calls