4 channel headphone splitter headphone amplifier 4 way stereo for headphone monitor headphone amplifier headphone amp mixer

PH400: Four-channel headphone splitter (headphone amplifier) metal body, RGB breathing light independent volume knob, 4-channel 3.5mm output interface and 4-channel 6.35mm output interface, 3.5mm and 6.35mm audio input interface, DC5V TYEP-C Power interface (support adapter, mobile power supply, computer power supply) Product Type: Four-channel headphone splitter Item model number: PH400 Output interface: 3.5+6.35mm Headphone adaptation impedance: 16-600Ω Input signal level: +22dB Output power: 16Ω/150mw2 32Ω/340mw2 64Ω/470mw2 150Ω/300mw2/300Ω/170mw2 600Ω/100mw2 Output impedance: 47Ω Maximum gain: 20dB Signal-to-noise ratio: >98dB Power supply: USB TYPE-C 5V2A Product size: 140×65×15mm