Xduoo X20

Introduction

Xduoo is a Chinese company that specializes in digital analogue converters (DACs), digital audio players (DAPs) and amplifiers. They have a lineup that consists of the X2, X3, X10 and X10T. Recently, they have released the Nano D3 and X20. The X20 is currently the flagship DAP from Xduoo. I would like to thank Xduoo and Penon for the review unit of X20. At the moment, you can purchase the X20 from Penon Audio .

Specifications

Headphone output: 3.5mm

• Output power: 210mW (32Ω/THD +N<0.0015%)
• Frequency response: 20Hz~20kHz (±0.15dB)
• Signal-to-noise ratio (SNR): ≥114dB
• Resolution: >75dB
• Distortion + noise: 0.0015%@1kHz (32Ω@1kHz)

Balanced headphone output: 2.5mm

• Line output: 300mW (32Ω/THD +N<0.0015%)
• Frequency response: 20Hz~20kHz (±0.15dB)
• Signal-to-noise ratio (SNR): ≥116dB
• Resolution: >112dB
• Distortion + noise: 0.0015%@1kHz (32Ω@1kHz)

Line out

• Line output level: 1.7Vrms (10KΩ@1kHz)
• Frequency response: 20Hz~20kHz(±0.15dB)
• Signal-to-noise ratio (SNR): ≥114dB
• Resolution: >108dB (10KΩ@1kHz)
• Distortion + noise: 0.0012@1kHz (10KΩ)

Others

• Built-in 2400mAh rechargeable lithium polymer battery
• Battery life: 8 hours (3.5mm headphone output)
• About 7 hours (balanced headphone output)
• Charging time: < 3 hours (DC5V 2A)
• < 6 hours (DC5V 500MA)
• Size: 110*56*16.6mm
• Weight: 138g

Unboxing & Accessories

The X20 comes in a black package inside a white protective box that sports the model name, image of the X20, brand name and some specifications. At the back of the box, there are product introduction, specifications and the package contents. The black package has the brand name printed on the front. After opening the package, there are the X20, screen protectors, user manual, USB Type C cable, warranty card and 3.5mm to 3.5mm cable.

Page 2: DAP Build & Design, Functionalities

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