® systems and the sa-2 amplifier 20 bose link a makes it possible our 161tm ... lifestyle® system to the second room wirelessly with the new bose link al8 homewide ... wireless audio link features 161tm speaker system ... ® sa-2 stereo amplifier allows for bose link connectivity bose patented signal ... stored cds in umusictm system 20 bose link a extension/expansion cable 20 cable ... and sa-2 amplifier extends the original audio input cable connection provides greater ... listening area optional accessories bose link al8 homewide wireless audio link ... ar1 receivers purchased separately for wireless sound throughout the home · radio ... operation transmits two independent audio streams from your lifestyle® system to ...