SAP-9 is a headphone amplifier which support balanced earphone and also RCA and 6.35 mm earphone jack input. Balanced and single-ended earphone both practical with sap-9, In addition sap-9 was included with 2.5 mm four pole balanced interface.
It support full balanced output. Created by totally independent balanced circuit. There is an IC called TPA6120A2 in each channel as amplification circuit, that makes sound field broader and high separation.
NO Sound: SAP-9 utilizes common mode inductor filter in power part, it cleanse sound. Audiophile end-user checked it with K3003, sound background is really pure and no any sound.
Electrical volume control: left and right channel totally balanced. No need to fret about discord problem, even under a really low volume.
Hassle-free power supply: It also can get in touch with 5V/2A battery bank to power SAP-9 beside package power supply.
Category: Completely Balanced Headphone Amplifier
Input interface: RCA/ XLR
Output interface: XLR four-core XLR interface/ 6.35 mm earphone jack/ 2.5 mm four-pole balanced earphone port
Unbalanced output amp power (measured at THD + N = 0.1%):
32 ohm: 175 mW
150 ohm: 78mW
300 ohm: 45 mW
Balanced Output Amp Power (measured at THD + N = 0.1%):
150 ohm: 245 mW
300 ohm: 155 mW
Power usage: 7.2 W
Main body weight: 443g
Keep in mind: The balanced output port and the unbalanced output port can not be utilized at the exact same time!
1 x SMSL SAP-9 Headphones Amplifier
1 x 5V Power Adapter
1 x USB to DC line
1 x User mannual