About this replacement
Designed for Panasonic, Listen Technologies devices. Compatible models include WX-H3030, WX-T3020, Attune 3020, Attune 3050, Attune, Attune II, Attune I, WX-CT420, WX-H3050, WX-CH450, M1, iDSP receivers. Replacement part numbers include BX-B3030, WX-B3030, CE-3030, WX-B3030M, LA-365. Key specifications: 3.7V, 1050mAh, Li-ion.