... radio. It is simple to use, just plug the 30 pin connectorwith iphone or iPod. For other music player or mobile ... 3.Capacity: 1300mAh 4. Battery cell: Li-Polymer5. Compatibility: Work with iPhone*2G, 3G, 3Gs, 4G, iPod* through 30pin interface and ... press button + and - by 0.1MHzTechnology1. Tested all battery cells with HTTTM (High Temperature Test) technology using EU standards2. UL certification3 ...