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IBASSO DX270 R2R ULTRA Digital Audio Player DAP Gray
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iBasso DX270 R2R Ultra R2R Digital Audio Player DAP Snapdragon 665 Android 13/Mango OS WiFi Bluetooth Grey
The iBasso DX270 R2R Ultra is a high-end audiophile digital audio player (DAP) designed to deliver outstanding sound performance on the go. It features a unique conversion architecture combining a 20-bit R2R + 4-bit String hybrid DAC, integrated into a fully differential 8-channel configuration, supported by an FPGA-Master 3.0 controller and ultra-precise femtosecond clocks. Powered by a Qualcomm Snapdragon 665 processor running Android 13 with Mango OS, this player offers a smooth and versatile user experience. In terms of connectivity, it includes a 3.5mm single-ended output, a 4.4mm balanced output (headphone and line), a coaxial output, as well as a USB-C port for charging, data transfer and USB DAC functionality. With Wi-Fi and Bluetooth 5.0 support, it combines audiophile performance with modern connectivity.
iBasso DX270 R2R Ultra: A revolutionary R2R Ultra architecture
The DX270 stands out with its innovative approach to digital-to-analog conversion. Unlike traditional DACs, iBasso introduces a hybrid R2R Ultra architecture, combining a high-precision resistor network (344 resistors) with a String DAC to optimize linearity and reduce distortion. This design achieves a dynamic range of 130dB with extremely low THD+N, while preserving the natural and organic sound signature typical of R2R DACs.
Thanks to its fully differential 8-channel design, the DX270 effectively eliminates zero-crossing distortion, often present in traditional R2R DACs. The result is a smooth sound reproduction with a wide soundstage, rich timbre and excellent micro-dynamics. This player successfully combines analog musicality with modern technical performance, delivering an immersive and detailed listening experience.
iBasso DX270 R2R Ultra: FPGA-Master 3.0
The FPGA-Master 3.0 system plays a key role in the DX270’s performance. It ensures real-time control of the audio signal, corrects component-related errors and optimizes the overall accuracy of the DAC. It also offers several listening modes, including a NOS (Non-Over Sampling) mode and four internally developed digital filters, allowing users to tailor the sound signature to their preferences.
iBasso DX270 R2R Ultra: A complete and powerful Android platform
Equipped with a Snapdragon 665, 4GB of RAM and 128GB of expandable internal storage, the DX270 delivers a smooth and modern user experience. Its dual system Android 13 + Mango OS allows both access to an open environment (streaming apps, etc.) and an optimized pure audio mode. Its wireless connectivity (dual-band Wi-Fi, Bluetooth 5.0) further enhances its everyday versatility.
iBasso DX270 R2R Ultra: Impressive headphone power
The iBasso DX270 features a particularly powerful amplification stage, capable of competing with some desktop systems. Through its 4.4mm balanced output, it delivers up to 1575mW + 1575mW at 32Ω in Super Gain mode (with external 12V power supply). This high current capability allows the DX270 to easily drive both sensitive in-ear monitors and demanding audiophile headphones, including high-impedance models.
iBasso DX270 R2R Ultra: A modern design
The iBasso DX270 features a refined design combining modern aesthetics with traditional Hi-Fi inspiration. Its CNC-machined aluminum chassis showcases clean and robust lines, offering both excellent durability and a premium feel in hand. Compact and relatively lightweight (around 265g), it remains easy to carry while inspiring confidence through its build quality.
On the front, the DX270 is equipped with a 5.5-inch Full HD (1080p) capacitive touchscreen, ensuring excellent readability and smooth navigation under Android. The “in-cell” display technology improves touch responsiveness and provides a more seamless visual integration with the chassis, reinforcing the device’s premium appearance.
The overall design is complemented by well-thought-out ergonomics, with discreet physical controls and a particularly clean finish, highlighting its high-end positioning. The DX270 stands out with a design that is both understated, elegant and functional, perfectly aligned with its audiophile ambitions, as pleasant to use as it is to look at.
Technical specifications
| Specifications | |
|---|---|
| Product type | Digital Audio Player (DAP) |
| Digital/analog conversion | 20-bit R2R + 4-bit String hybrid DAC |
| Processor | Qualcomm Snapdragon 665 |
| Inputs | USB-C Micro SD slot (up to 2TB, microSD card not icluded) WiFi Bluetooth |
| Outputs | 1x 3.5mm single-ended headphone output 1x 4.4mm balanced headphone output 1x Optical mini Toslink 1x 4.4mm balanced line output 1x USB-C output |
| WiFi | 802.11a/b/g/n/ac (2.4Ghz/5Ghz) |
| Bluetooth | 5.0 bidirectional |
| Supported Bluetooth codecs | LDAC, aptX HD, AAC, SBC |
| Max output power | 1575 mW + 1575 mW @ 32Ω (12V DC-IN, 4.4mm output) |
| Operating system | Android 13/Mango OS |
| Memory | 4GB RAM + 128GB ROM |
| Supported audio formats | APE, FLAC, WAV, WMA, ACC, ALAC, AIFF, OGG, MP3, DFF, DSF, DXD, DST, CUE, ISO, M3U, M3U8 |
| Display | 5.5-inch touchscreen (1080x2160px resolution) |
| Streaming support | Tidal Masters (MQA), Qobuz Hi-Res, Spotify, Apple Music, Amazon Music HD, YouTube Music |
| General | |
|---|---|
| Battery | 4400mAh 3.8V |
| Charging time | 2.3h |
| Battery life | Up to 13.5h |
| Dimensions | 136 x 73.5 x 19mm |
| Weight | 265g |
| Package contents | 1x iBasso DX270 1x USB-C cable 1x 3.5mm coaxial cable 1x Burn-in cable 1x 12V power adapter 1x Leather protective case 1x Screen protector |
| Input | USB |
| Input | WiFi |
| Input | Bluetooth |
| Output | Jack 3.5mm |
| Output | Optical Mini-Toslink |
| Output | Jack 4.4mm |
| DAC / ADC Chip | R2R LADDER DAC |
| Max sampling rate | NC |
| Color | Gray |
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