Sony Ericsson BST 37/ DPY901526/ BKB19320311 battery Black Standard capacity Lithium Polymer battery is the factory original battery designed and built specifically for the Sony Ericsson J220/ J300/ J300c/ J300i/ K750/ K750i/ W350/ W600/ W600c/ W710/ W800/ W800i/ W810i/ Z300/ Z520/ Z525/ Z550c/ Z550i/ Z710 cell phone models.Detailed Specs:OEM Part Number: BST 37, Other OEM Part Numbers BST 37 BST3
