Plugs into cigarette lighter | Provides a constant power source for the HUB | Allows users to charge batteries using the 2-port multi port charger

Eartec 3.7V Rechargeable Lithium Ion Battery - Eartec 60 Day Warranty | Compatibility: HUB UltraLITE Headset | Voltage: 3.7V | Charge Rate: About 3 hours, Run Time: 6 hours

INCLUDES: 1 ULSM Single-Ear Master Headset, 1 ULSR Single-EarRemote Headset, 2 Rechargeable Lithium Batteries, Dual Bay Multi-port Charger, Softside Case | HANDS-FREE FULL DUPLEX: Wireless headsets operate on 1.9 GHz frequency to avoid interference with other devices; allows for simultaneous communication for 2 users | EXCEPTIONAL PERFORMANCE: Up to 1,000 ft LOS wireless range; up to 6 hours of talk time on a single charge; pivoting microphone allows for the headsets to be worn on either left or right side. | GREAT CLARITY: Noise-cancelling microphone that automatically mutes when pivoted upwards; high-quality voice communication even in high-noise environments | PERFECT FOR: video production, stage production, boat operators, drone operators, construction sites and more.