1. 8-Channel R2R, True Balanced Fully Differential Architecture
Desktop-Grade Audio Architecture in a Compact Body
The DC-Tonfa employs a 24-bit discrete component 8-channel fully balanced pure R2R DAC architecture. It condenses a desktop-grade 8-channel R2R decoding solution into a compact form factor. The 8-channel R2R, true balanced, fully differential architecture effectively improves zero-point switching error and low-level linearity, retaining the essence of R2R while offering superior detail compared to traditional R2R. Balancing density, dynamics, and natural sound, it allows even a small form factor to experience the true charm of R2R.
2. 312 Low-Temperature Drift High-Precision Metal Film Resistors
Several Times More Resistors Than Traditional R2R Form Factor
A More Powerful Architecture, More Perfect Sound Reproduction
The DC-Tonfa is equipped with a total of 312 Viking low-temperature drift high-precision metal film resistors, constructing an R2R resistor network. The total number of resistors far exceeds that of traditional single-ended R2R form factors. A hardware resistance compensation network constructed with 60 high-precision resistors, combined with FPGA software algorithms, rigorously controls resistance errors and temperature drift, significantly improving linearity and consistency, laying the foundation for pure and realistic sound performance.
3. FPGA + Dual Accusilicon Femtosecond Crystal Oscillators: A Digital Core Born for Sound Quality. Aibaso has been deeply involved in the portable HiFi field for 20 years, accumulating profound self-developed audio algorithms. The DC-Tonfa uses a self-developed FPGA algorithm to instantly compensate for individual resistor errors, further improving the equivalent accuracy of R2R decoding. Combined with dual Accusilicon femtosecond crystal oscillators, it creates a precise and unified clock source. This effectively reduces jitter, resulting in a purer, more natural sound with richer and more realistic details.
4. NOS Mode + Four Self-Developed Digital Filters: Unleashing the More Diverse Sound Potential of the R2R Architecture. For a long time, OS and NOS have been almost the only options for R2R devices. Leveraging advanced self-developed FPGA algorithms, the DC-Tonfa breaks through traditional framework limitations. In addition to NOS, it has developed four self-developed digital filters, bringing richer sonic expression to R2R. While retaining the unique charm of R2R, it gives users greater freedom in sound exploration.
5. 800mW + 800mW@32Ω
2 High-Performance TI Dual Op-Amplifiers + 4 BUF634A Cores
Powerful Output, a Mini-Board Unit at Your Fingertips
The DC-Tonfa not only shines in R2R decoding but also excels in analog amplification. Utilizing an OP+BUF architecture, the entire unit uses 2 high-performance TI dual op-amps + 4 BUF634A cores, constructing an audio amplification circuit far exceeding the specifications of small-sized headphone amplifiers. The DC-Tonfa boasts a driving force of up to 800mW + 800mW@32Ω, delivering abundant power and powerful dynamic performance, easily handling a wider range of headphone types!
6. Linear Technology LT3042 Ultra-Low Noise LDO: A Reference Power Supply with Lower Noise Than Battery Power
The DC-Tonfa utilizes the Linear Technology LT3042 ultra-low noise LDO as the core of its DAC, featuring a dedicated regulated power supply solution. It boasts output noise as low as 0.8μV and 100dB power ripple rejection, outperforming even most battery-powered solutions in portable devices. This provides a clean and stable power environment for 8-channel R2R decoding, fully unleashing the sonic potential.
7. High Power Output with Low Power Consumption: Say Goodbye to Battery Anxiety
Thanks to its efficient circuit design, the DC-Tonfa offers top-tier power output for a small DAC, yet its actual power consumption is exceptionally well-controlled, achieving a balance between high power output and low power consumption. In NOS mode, power consumption is below 100mA/5V (48K standard sampling rate), significantly reducing the burden on your phone's power supply, allowing for extended listening even with a power-constrained iPhone.
8. 0.96” OLED Screen + Multi-Function Knob
Convenient Operation, All in One
The DC-Tonfa features a 0.96-inch OLED display and a custom encoder, allowing for full-function settings via the multi-function knob on the device. Volume adjustment, function settings, filter switching, and more are all accessible in one step, providing a more intuitive and efficient control experience.
9. Android APK + PC Control Panel
Rich Tuning Functions, Unleashing More Sound Possibilities
Suitable for all scenarios: music, games, and movies
Android phones support the accompanying APK—iBasso UAC—supporting professional adjustments such as digital filtering, multi-level gain, and channel balance.
The PC control panel requires no installation; simply open it in your browser to perform full-function settings for the dongle.
*Supports Windows and macOS systems
10. Expanding functionality brings more possibilities
This is more than just a small docking station.
The DC-Tonfa supports seamless switching between UAC2.0 and UAC1.0 protocols, offering broad compatibility with multiple device platforms. The 3.5mm interface also supports SPDIF output.
UAC2.0 Mode: Connects to iOS, Android, and other mobile devices and tablets, while also supporting Windows, macOS, and Linux computers.
UAC1.0 Mode: Instantly transforms into an external sound card for game consoles like the Switch 2 and PS5. Game soundtracks have never sounded so clear and beautiful, immersing you in the joy of gaming.
SPDIF Mode: Enables PCM 768kHz digital signal transmission. Switch via internal settings or mobile UAC software, and it becomes a professional digital turntable when connected to your phone.
11. e☆イヤホン × iBasso Joint Audio Development: A Deep Fusion of Master-Level Tuning and Engineering Expertise. e☆イヤホン, a leading Japanese HiFi chain store, has long been deeply rooted in its users, possessing a profound understanding of audiophiles' true sound needs. iBasso collaborated with e☆イヤホン on the DC-Tonfa project, engaging in in-depth cooperation. From sound orientation to detailed tuning, the project underwent extensive development and verification, all to present HiFi equipment that better reflects the essence of music and delivers a more impactful musical experience. This collaboration aims to convey the perspective of a Japanese professional store through the form of "sound."
1. DC Tonfa
2. Type-C to Type-C連接線
3. Type-C to Lightning連接線
4. USB-C轉USB-A轉接頭
5. 簡易說明書
6. 保修卡
