Ultra-Compct 4-Channel Stereo Headphone amplifier

Ultra-compact headphone amplifier system for studio and stage applications
4 independent stereo high-power amplifier sections
Highest audio quality with virtually all types of headphones even at maximum volume
Phones Level control per channel
DC 12 V adapter included
High-quality components and exceptionally rugged construction ensure long life

SPECIFICATIONS
MICROAMP HA400 Headphone Amp
•Input
•Type: 1/4" TRS connector, stereo
•Impedance: 100 kOhms
•Max. input level: +15 dBu
• 
•Headphone Outputs
•Type: 1/4" TRS connector, stereo
•Impedance: approx. 80Ohms
•Max. output level: approx. 40mW in 100Ohms
• 
•Power Supply
•(external power supply, 12V / 150mA)
•Power range: USA/Canada (120V~, 60Hz), China (220V~, 50Hz), U.K./Australia (240 V~, 50Hz), Europe (230V~, 50Hz), Japan (100V~, 50/60Hz)
• 
•Dimensions
•Dimensions (HxDxW): approx. 1-5/6" x 2-1/4" x 4-1/16", (approx. 46.5mm x 57.2mm x 103.6mm)
•Weight: approx. 0.38lb. (190g)