Products trademarked HQRP® are marketed and sold exclusively by Osprey-Talon. This Replacement Rechargeable battery is compatible with following models: Sennheiser HDR 4, Sennheiser HDR 400, Sennheiser HDI 302 Headphones / Stethophones System.
100% compatible with Original Battery.
Battery Voltage: 2.4V; Capacity: 80 mAh; Ni-Mh;
Bundle includes HQRP® Rechargeable Battery plus Coaster;
Ni-Mh batteries last longer and provide notably more talk time than Nickel Cadmium batteries;
Features : High end open circumaural headphones with E.A.R. technology
for outstanding bass and vocal projection : Sennheiser's innovative Eargonomic Acoustic Refinement (E.A.R.) design channels audio signals directly into your ears : State of the art, advanced Duofol diaphragms ...
Crystal clear reception from the Open Aire on the ear
hi fi wireless stereo headphonesDetailed analytical sound reproduction with strong bass responsePerfectly suited for all types of modern music & TV applicationsReceives reception through walls ceilings & outdoorsControl elements ...