topic Sony NWG400 Walkman Active Speaker Dock in Portable Audio https://community.sony.se/t5/portable-audio/sony-nwg400-walkman-active-speaker-dock/m-p/1277306#M1954 <P>What about battery life? How long does it last?</P> Tue, 30 Jul 2013 15:58:42 GMT GGeorgakopoulos 2013-07-30T15:58:42Z Sony NWG400 Walkman Active Speaker Dock https://community.sony.se/t5/portable-audio/sony-nwg400-walkman-active-speaker-dock/m-p/1277306#M1954 <P>What about battery life? How long does it last?</P> Tue, 30 Jul 2013 15:58:42 GMT https://community.sony.se/t5/portable-audio/sony-nwg400-walkman-active-speaker-dock/m-p/1277306#M1954 GGeorgakopoulos 2013-07-30T15:58:42Z