Extended 1300mAh 993-000145 190582-0000 993-000237 C-LR65 Battery for Logitech Squeezebox Duet Network Music System 930000033 MPF replacement for Logitech Part Numbers: 993-000145, 190582-000,0 993-000237, C-LR65 & L-LU18. Compatible with the following models: Logitech squeezebox duet 930-000033 & 830-000019. Extended 1300mAh 3.7V Lithium-ion Battery. 1 Year Replacement Warranty. MPF Products is a Registered Trademark.