Orange OB1-500 Bass Amp Head<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> FEATURES: RACK MOUNTABLE (2U) ‘BI-AMP' INSPIRED BASS HEAD WITH FOOTSWITCHABLE GAIN &amp; BLEND CONTROLS， ACTIVE 3 BAND EQ， BALANCED DI &amp; LINE LEVEL OUTPUTS </span></li><li><span class="a-list-item"> FRONT PANEL (RIGHT TO LEFT): INSTRUMENT INPUT WITH ACTIVE/PASSIVE SWITCH， GAIN， BLEND， BASS， MIDDLE， TREBLE， VOLUME， FOOTSWITCH INPUT， MAINS SWITCH </span></li><li><span class="a-list-item"> REAR PANEL (RIGHT TO LEFT): SPEAKER OUTPUTS (SPEAKON)， 1/4″ LINE OUTPUT， BALANCED OUTPUT WITH GROUND LIFT SWITCH </span></li><li><span class="a-list-item"> SPEAKER OUTPUT OPTIONS: MINIMUM 4 OHM: 1 X 8 OHM， 2 X 8 OHM， 1 X 4 OHM </span></li><li><span class="a-list-item"> OUTPUT POWER: 500 WATTS， CLASS A/B </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41WkZYoK3sL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31rPLYvYjPL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31zibA6nu0L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31znc1Q1VJL.jpg" noproxy>