lucadelladora – HiBy has introduced the W4 portable HiFi headphone amplifier with broad high-resolution audio support. The compact device is designed for both Bluetooth wireless and wired headphone users. It aims to deliver enhanced sound quality across multiple playback formats.
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The W4 supports Bluetooth 5.4 connectivity for wireless listening. Compatible codecs include aptX Adaptive, aptX HD, aptX Lossless, LDAC, AAC, and SBC. This range enables support for both standard and high-resolution wireless streaming.
For wired connections, the amplifier connects via USB-C to digital audio sources. Supported sources include smartphones, laptops, and dedicated digital audio players. The wired mode enables playback of DSD512 and PCM audio up to 768 kHz.
The device includes both 4.4 mm balanced and 3.5 mm unbalanced headphone outputs. Balanced connections are typically associated with reduced noise and improved channel separation. This dual-output design supports a wide range of headphones.
According to HiBy, the built-in 1,500 mAh battery provides up to 5.0 hours of playback when using balanced headphones. Runtime increases to approximately 6.3 hours when driving unbalanced headphones. Actual battery life may vary depending on usage and volume levels.
Users can adjust playback settings using physical volume buttons and a control dial. A 2-inch color touchscreen provides access to device menus and audio settings. The interface allows for direct configuration without relying solely on a paired device.
Compact Design, MagSafe Compatibility, and $99 Price Point
The HiBy W4 is designed for portability and flexible attachment options. It measures 66.15 by 65.1 by 21.5 millimeters. The amplifier weighs approximately 93.3 grams. Users can attach the W4 to MagSafe-compatible smartphones using an optional magnetic kit. The device also includes a removable clip for securing it to bags or clothing. These mounting options support mobile listening setups.
The compact dimensions allow it to fit comfortably in a pocket or small bag. Despite its size, the W4 integrates wireless and wired audio capabilities. This versatility targets users who switch between listening formats. The manufacturer lists the W4 with a suggested retail price of $99. It is available for purchase directly through HiBy’s official channels.
The combination of codec support, balanced outputs, and touchscreen controls positions the W4 as an affordable portable amplifier. Its feature set addresses both casual listeners and high-resolution audio enthusiasts. Availability begins immediately through official retail platforms.
Beyond core specifications, the W4 aims to simplify portable audio setups. Users can pair it easily with smartphones, tablets, and laptops without additional adapters. The compact form factor makes it suitable for daily commuting and travel. Battery efficiency and intuitive controls further enhance usability. For newcomers, the device offers a clear upgrade over standard dongles. For experienced listeners, it provides flexibility to drive a wide range of headphones. This balance broadens its appeal across different user segments.
