ArticleNo/ P/N: RPB-PMNN4440AR Radiotype: DP3441/3661 2600mAh Li-ion battery for DP3441/DP3661 , NON-IMPRES Li-ion, 2600mAh for DP3441/DP3661 with panasonic cells. Physical size: W23xH95xL55 cm. Operating temperature -20° C to +60°C. Silver Plated Contacts. The battery fits the beltclip PMLN7559A. IP54 Price request