Alctron HA4 Plus 4 Channel Stereo Mini Headphone Amplifier USB Port Powered Recording Studio Headphone Splitter

Specifications Line inputsType 1 4 inch TRS connector stereoImpedance 100kΩ max 10kΩ minMax input level 20dBHeadphone outputsType 1 4 TRS connector stereoImpedance 47ΩMax output level 40mW in 100ΩPower supply USB 5VDimensions 110mm x 60mm x 48mmNet weight 233gFeatures 4 channel stereo mini headphone amplifierHA4PLUS slim body USB connector power supply and 4 channelindependent volume control it adopts a new tech headphone amplifier chip Its power reaches to 100mw Compared with HA4 which owns only ordinary chip and 30mw powerHA4PLUS features a higher tech level it pushes most headphones easilyUpgrade circuit without interference Hifi headphone ideal partnerEach channel amplifies the signal duplicated without interference It makes each user enjoying the musicStereo output connector 4x6 35mm stereo input connectorA high quality gold plated connector ensures a better connectionPursuits purity sound quality ensures signal smooth transmissionIt adopts USB 5V power supply phone charger or charge bank offers power to HA4 PLUS directlyHigh quality steel with press processing sturdy and durable It adopts advanced dust free spray processing high adhesion anti skip and anti scratch Package Included 1 x HA4 PLUS Headphone Amplifier1 x USB Cable1 x User Manual