About this replacement
Designed for Siemens, Unify devices. Compatible models include Gigaset M2, Gigaset M3, OpenStage M3 Plus, Gigaset M2 Plus, OpenStage M3. Replacement part numbers include L50645-K1310-X363, V30145-K1310-X363, V30145-K1310-X453. Key specifications: 3.7V, 650mAh, Li-ion.