- The ideal accessory for the sound engineer - Quick testing of speaker systems without additional equipment - 1 W Output power at 4/8 Ohms - Tunable sine frequency of 90 Hz up to 9 kHz - Power supply with 9V battery - Speaker Twist and XLR outputs - XLR output switchable between unbalanced and balanced - Sturdy aluminium housing - With stainless-steel belt clip EUR 148.00 - See more - Buy online