New updated design, louder audio, Increased battery life - Up to 16 hours. Includes: 2-CLP1010e one channel Radios, 2-Rechargeable Lithium Ion Batteries, 2-Single Unit Battery Chargers, 2-Earpiece Audio Accessories, 2-Belt Clip Holster, 2-User Manual, 2-Quick Reference Guide. Operates with a Range of up to 100,000 sq. ft. and/or 10 floors. Durable - Meets MIL STD810 C, D, E, F & G. Enhanced glow ring for better user experience - Improved Earpiece for Easy Connection