HAA FEE HA9 Amplifier Headphone Amps High Resolution Audio Amps 9V Dual Power Supply Design for Mobile Phonesmp3 PlayersCar AudioPC 35mm

HA9 is a portable headphone amplifier, suitable for car audio, mobile phones, MP3 players, home audio, etc.,it can raise the sound density, increase the sound richness and sense of space, Battery: 3.7V 2300 mAh,Battery endurance time: 8-10 hours., Amp IC: OPA1612*1 ,headphone amp IC: TPA6120*2, SNR: 102db,Distortion rate: 0.005%,Output Power: 1500mW/32 Ohms, 200mW/300 Ohms, Precision ripple voltage regulator chip,HIFI sound components,good sound quality