Aguilar Tone Hammer 700Giving the Tone Hammer 700 its flexible tone shaping capabilities is Aguilars Tone Hammer preamp, the same preamp used in the Tone Hammer D. I. preamp pedal, which has become a favorite of bass players all over the world. The 4. 9 lb. (2. 22 kg) Tone Hammer 700 delivers 700 continuous watts @ 4 or 2. 67 ohms, 350 watts @ 8 ohms and features bass, treble and fully sweepable midrange controls. The Drive control utilizes Aguilars proprietary AGS circuit