FiiO JIEZI Portable Headphone Amplifier

Description

FiiO JIEZI is a series of ultra-compact, portable dongle DAC/amplifiers that significantly upgrade audio from phones/PCs, featuring high-res decoding (PCM 32/384, DSD256), a built-in DSP with 10-band PEQ for sound customization, and robust aluminum-alloy construction, available in 3.5mm (JIEZI A) and 4.4mm balanced (JIEZI B) versions for clear, powerful, and affordable Hi-Res audio on the go. Get this amazing DAC now from the official dealer of FiiO in Bangladesh, Gears for Ears today with an official 1 year warranty.

Professional DSP, 10-band customizable PEQ

The JIEZI features a professional DSP chip, bringing high-precision PEQ tuning technology to entry-level products. Through the FIIO Control App or web interface can freely adjust frequency curves. You can save these custom sound tunings and easily share them via the cloud, perfectly matching different preferences.

Triple integrated technologies, outstanding performance

In its tiny body, the JIEZI integrates a high-performance USB chip, high sampling rate DAC and ADC, and a high-precision DSP. It supports PCM 32bit/384kHz and DSD256 decoding, offering impressive performance at an affordable

Dual version with differentiated configurations, choose whichever you like

The JIEZI A, with its 3.5mm jack that supports in-line controls, especially for Huawei phones, can do calls, karaoke, recording, and in-game voice chat— making it a popular and versatile all-in-one solution. The 芥子JIEZI B, with its 4.4mm jack, uses the same single-ended common-mode architecture, whose power output rivals that of comparable balanced-drive devices.

Golden hoop cable design, high-quality cable material

The laser-engraved patterns create a layered 3D contrasting effect, bringing such a design concept to life while ensuring the texture is clear yet durable. The adapter-cable-like design is convenient to use; its aluminum-magnesium alloy construction provides long-lasting durability; the housing is made of high-purity palladium-plated oxygen-free copper, resulting in stable transmission; the flexible silicone and braided double outer jacket cable sheath make it flexible yet

Supports FIIO Control, compatible with multiple systems

The JIEZI supports connecting via the FIIO Control app on Android phones and a web interface on computers, where you can switch between customizable PEQ presets, UAC version switching, fine-grain volume control, and more. It is compatible with multiple systems, such as Android, iOS, HarmonyOS, Windows, macOS, and Linux. The support of UAC2.0 and 1.0 allows it to perfectly work with different devices.

Hi-Res Audio certified, born for great sound

The JIEZI is Hi-Res Audio certified with qualified high-standard sound performance in the industry. All products undergo FIIO’s stringent quality control and reliability testing, and come with FIIO’s guaranteed after-sales support.

Specifications

• Input interface: Type-C USB Cable
• Output interface: (JIEZIA) 3.5mm, (JIEZI B) 4.4mm
• Output power: L+R>49mW+49mW (16/THD+N<1%), L+R>34mW+34mW (32 Ω/THD+N<1%)
• Signal to noise ratio: 104dBr
• THD+N:0.0034%
• Bottom noise: 5.3uV
• Output impedance:<0.5ohm
• Decoding specifications: maximum PCM 32bit/384kHz, DSD 256