HiBy W4 3.5mm 4.4mm Wireless Audio HiFi Headphone Amplifier USB DAC Bluetooth 5.4 QCC5181 AC7923B DSD512 CS43198*2 CarPlay LDAC
Audio/IEMs
“Featuring dual CS43198 DACs, 475mW of balanced output power, and a built-in touchscreen displaying Bluetooth album art, the HiBy W4 is an ambitious portable DAC/amp that bridges dongles and mini DAPs. While battery life is limited to 5 hours on balanced mode and touch operation requires visual focus, it stands out as an impressive option for portable HiFi audio.”
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Dual CS43198 DACs and SGM8262 amps deliver a robust 475mW balanced output power.
audiophile-heaven.com4.4mm balanced headphone output will pump 475mW of power
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Onboard touchscreen displays real-time track progress and album art over Bluetooth playback.
youtube.comit can bring the album art over while it's playing
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MagSafe-compatible magnetic design enables convenient attachment to compatible phones and cases.
headfonia.comthanks to its MagSafe-compatible attachment system
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Touchscreen navigation requires visual line-of-sight, hindering effortless blind pocket playback control.
headfonia.comwhereas the W4 occasionally demands visual attention
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Balanced 4.4mm output delivers a relatively short continuous battery life of 5 hours.
audiophile-heaven.com4.4mm balanced headphone output, you will expect a battery life of 5 hours
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Analytical sound profile can tip cold or clinical IEMs into sounding sterile.
headfonia.comCold or clinical IEMs can tip the W4 into sterility
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This is a bit disappointing as the quoted max power should be plenty, but in reality, it is best for quiet listening and medium volumes at most.
audiophile-heaven.comThis is a bit disappointing as the quoted max power should be plenty, but in reality, it is best for quiet listening and medium volumes at most.
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More frustrating is the persistent loudness warning, which forces user interaction every time and quickly becomes tiresome.
headfonia.comMore frustrating is the persistent loudness warning, which forces user interaction every time and quickly becomes tiresome.