Now I know for sure that you can switch the speakers off internally! Thanks guys!! The adapter is just another easy way... I keep it in my USB flash drive case!
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~Johnathan
"The Shueys"
www.shueymusic.com
Yamaha Genos - RCF M20x - RCF HD10A (Stereo) - Jupiter Pocket Trumpet - Sennheiser e935 - Neumann KMS-104 plus-N