Besiva Earbuds, in-Ear Headphones Noise Isolation Headsets Heavy Bass Earphones with, cs205 This battery compatible part numbers of Dell: 310-4268, 38111, 451-10163, F2753, X1111 Battery Type: Li-ion/// Voltage: 3.70V //Capacity: 1100mAh// Color: Silver//Dimension: 55.50 x 41.24 x 7.10 mm//Weight: 156.70 g Product Type: Replacement Battery (Brand New) ///Condition: New, 1 year warranty!