Ryobi P102 18V One+ Compact Lithium Ion Battery, 2 Pack Ultimate Ears medium and large) provide a

medium and large) provide a custom fit Included Comply Foam Tips comfortably seal the ear canal for outstanding noise isolation and retention Audio functions (in passive mode) even without battery Soft pouch

superior sound is essential

anti-interference microphones

You can immediately see it's lighter in color (silver vs copper) and it's even thicker than the original one because of the 8-core interweave

It comes with a built in microphone

Ryobi P102 18V One+ Compact Lithium Ion Battery, 2 Pack Ultimate Ears medium and large) provide aRyobi P102 18V One+ Compact Lithium Ion Battery, 2 Pack Only One Day Sale! Ryobi P102 18V One+ Compact Lithium Ion Battery, 2 Pack Only One Day Sale! Brand: Ryobi Features: COMPACT DESIGN: This compact Ryobi 18V Lithium Ion battery line gives you lighter weight for improved tool handling LIGHTER WEIGHT than most other batteries in the Ryobi system prevents user fatigue ONE+ COMPATIBLE: This battery works on all One+ compatible Ryobi power tools, from