iSK HA400 is a 4 channels headphone amplifier and each channel can work separately. It has a unique appearance, with 4 anti-slip mats, HA400 looks more charming. By utilising a circuit design of left and right track separately magnification, each headphone output can up to 1W and can easily used together with headphones whose impedance is up to 600 ohms. Thanks to the 10 pcs of 368BD back-end amplifier tubes, the sound is powerful and warm. HA400 also utilises the feedback suppressing circuit design to avoid "howling" when used with headphones which have low impedances, can be compatible with various impedance headphones. HA400 can be widely used in broadcasting & TV stations, studio recordings and at the same time is the ideal choice for personal recordings.

Specifications

Max. Input Level: +25dB
Inputs: Line L/R,1/4"TRS
Outputs: 4 channels 1/4"TRS
Input Impedance: 100KΩ
Output Impedance: 60Ω
Max. Level: 18dB/channel
S/N Ratio: >90dB
THD: <0.005%
IMD: <0.005%
Power Supply: AC 15V 800mA
Dimensions: 168mmX130mmX52mm
Net Weight: about 666g