Looking at enhancing your portable muisc this Sony PHA-3 is a portable high-performance amplifier that enhances even the faintest note from your audio source, delivering richer, louder, and higher quality sound straight to your headphones. From heavy rock to club anthems and pop classics, youäó»ll hear a clear, powerful sound that brings out all the detail in your music. Some of the other great features include its ability toŒæreproduce almost all High-Resolution Audio formats such as DSD (DFF), DSD (DSF), WAV, AIFF, FLAC, ALAC. Thanks to advanced DSEE-HX (Digital Sound Enhancement Engine), it upscales the existing sound source to near High-Resolution Audio quality. This means that you get maximum clarity and depth in your music, as it refines and restores the audio signal to recreate the subtle high-frequency sounds that are typically lost in compressed MP3 and AAC files.
Frequency range 10 Hz äóñ 100 kHz (AUDIO IN input) , Distortion 0.01 % or less (1 kHz)
Supported impedance 8 ‘© - 600 ‘©
Maximum input 2 Vrms (AUDIO IN)
Maximum output (when using the built-in lithium-ion rechargeable battery) Balanced connection: Approx. 320 mW + 320 mW (32 ‘©, 1 % distortion), Normal connection: Approx. 100 mW + 100 mW (32 ‘©, 1 % distortion)
Output jack 3-pole mini jack (BALANCED - Left / Right), Stereo mini jack (- NORMAL)
Input jack/port Computer/WalkmanŒ¬/Xperia䋢 connecting port, iPhone/iPad/iPod connecting port, Optical input connecting port (OPT IN port), Stereo mini jack*1, *1 Only a 3-pole stereo mini plug is supported. Other plugs, including 2-pole mini plug or 4-pole stereo mini plug, are not supported.
Power DC 3.7 V: built-in lithium-ion rechargeable battery, DC 5 V: when charging via USB
Dimensions Approx. 80 x 29 x 140.5 mm (W/H/D, projecting parts are not included)
Weight Approx. 300 g
Supported sampling frequencies / bit PCM: when connecting a computer: Max. 384 kHz/32 bit, when connecting iPhone/iPad/iPod: Max. 48 kHz/24 bit, when connecting optical link: Max. 192 kHz/24 bit; DSD: 2.8 MHz, 5.6 MHz