| Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More | 
|---|---|---|---|---|---|
| Price /Unit | $46.02 | $45.08 | $43.67 | $41.79 | Contact US | 
                        Gravity Waves BLACK DOMAIN Tube Amp Attenuator Dummy Load Box for Tube Amplifiers ≤200W
                                                $143.04
                                            
                        Gravity Waves Tube Amp Bunker Tube Guitar Amp Attenuator Load Box and Cab Sim Combo (Silver)
                                                $414.91
                                            
                        20W Gravity Waves Bluespace White All-Tube Guitar Amplifier Guitar Tube Amp Combo with Stand & Pedal
                                                $1,490.66
                                            
	HIFI Digital Power Amplifier Board Dual Channel 400W*2 IRF4019 for Audiophile
	
	Main parameters:
	- Output power: 4Ohm 400W; 8Ohm 400W
	- Supply voltage: Dual DC power supply ± 60V ~ ± 70V
	- Efficiency: > = 90%
	- Power tube: IRF4019
	- Board Size: 125mm * 91mm * 47mm (L * W * H)
	- Weight: 227g
	
	Low voltage version: SKU: 49198
	Power supply board: SKU: 49200
	
	Package List:
	- 1 x HIFI Digital Power Amplifier Board