HQRP 2200mAh Battery compatible with Logitech Squeezebox Wi-Fi Internet Radio (Black/Red / White) plus HQRP Coaster HQRP&reg; Rechargeable Battery plus HQRP&reg; Coaster; Battery Voltage: 12V; Capacity: 2200 mAh; Ni-Mh; 100% compatible with Original Battery; 200 Days warranty!