Cordless Phone Batteries. Freestyle - 200, 2000, 2010, 2100, 2200, 2500, 4100 Trio, 6100. These batteries can be used in the following phones. Onis 200, Onis 200 Handset, Onis 200 VOX, Onis 300, Onis 300 VOX, Onis VOX.
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