Fujitsu HR-4UTHCEX(4B) 4-Pack AAA High Capacity Ni-MH Pre-Charged Rechargeable Batteries (Made in Japan) C rechargeable batteries 5mm) stereo jack for in-ear

5mm) stereo jack for in-ear earphonesVolume control: (yes) passive stereo volume control

independently from one another

ADJUSTABLE PROGRAMMING: The device offers the facility to adjust the charge program and the charge current individually for each charge bay

Overcharge protection via - delta V technology

(2 high-capacity

Fujitsu HR-4UTHCEX(4B) 4-Pack AAA High Capacity Ni-MH Pre-Charged Rechargeable Batteries (Made in Japan) C rechargeable batteries 5mm) stereo jack for in-earFujitsu AAA 950 mah Rechargeable Batteries. High capacity with low self discharge. Rechargeable up to 500x Pre charged & ready to us Retains 85% of its charge for 1 year when not in use No memory effect Can be charged when partially drained Made In Japan by FDK the originator of the Eneloop Series