Blackstar Dept. 10 Dual Drive 678The Dept. 10 pedals combine modern versatility with real tube driven tones, using an ECC83 triode preamp tube running at 250V at the heart of each ...Price from $299.99Compare prices and buy Blackstar Dept. 10 Dual Drive 678 Reverb.com →$300.00Reverb.com →$300.00Compare prices2→