65,000.00৳
Available on backorder
Guaranteed Safe Checkout

Features & Compatibility
Cayin RU9 – Dual AK4493SEQ NuTube Portable DAC & Headphone Amplifier | Tk 65,000 | 1 Year Official Warranty
The Cayin RU9 is a flagship-grade portable DAC & headphone amplifier that combines the warmth of Korg NuTube 6P1 tube amplification with the precision of modern solid-state audio engineering. Featuring a powerful dual DAC setup, advanced Bluetooth connectivity, and three selectable timbre modes, the RU9 delivers a versatile and immersive Hi-Fi listening experience in a compact portable form.
Now available at HiFi Heaven for Tk 65,000 with 1 year official warranty.
Korg NuTube 6P1 – True Portable Tube Sound
At the core of the RU9 is the advanced 5th-Generation Korg NuTube 6P1 tube technology. Cayin has engineered the RU9 to provide a genuine analog tube sound with:
- Rich and smooth vocals
- Organic midrange presentation
- Natural harmonic texture
- Warm and musical tonality
Enjoy the signature tube flavor in a truly portable DAC/AMP design.
Three Timbre Modes – Tube & Solid-State in One Device
The Cayin RU9 offers three unique sound modes:
- Classic Tube: Warm, lush, and rich tube presentation
- Modern Tube: Cleaner, refined, and slightly brighter tube sound
- Solid-State: Neutral, fast, and highly detailed sound signature
This flexibility allows users to switch sound styles depending on music genre or personal preference.
Dual AK4493SEQ DAC Chips – Pure Hi-Res Audio
The RU9 features a dual AK4493SEQ DAC setup, paired with a 3rd-generation 16-core XMOS XU316 USB processor for ultra-clean digital audio processing.
It supports:
- PCM up to 32-Bit/768kHz
- Native DSD512 decoding
- UAC1.0 & UAC2.0 protocols
Delivering high-resolution playback with excellent clarity and detail retrieval.
Powerful Fully Balanced Amplification
Cayin has equipped the RU9 with a four-channel balanced amplification circuit, capable of driving demanding IEMs and headphones with ease.
With DC Hyper Mode, the RU9 can output up to:
- 1000mW @ 32Ω
Providing strong dynamics, excellent control, and outstanding headroom.
Bluetooth 5.1 with LDAC & AptX HD
For wireless convenience, the RU9 supports:
- Bluetooth 5.1
- LDAC
- AptX HD
- AptX Low Latency
- AAC & SBC
Enjoy high-quality wireless audio with stable low-latency performance.
Premium Build & Magnetic Design
The RU9 features a beautifully crafted CNC-machined aluminum chassis with:
- Lightweight 150g design
- Magnetic rear panel for smartphone attachment
- Included premium magnetic leather case
Its portable yet premium design makes it ideal for daily audiophile use.
Technical Specifications
- DAC Chips: Dual AK4493SEQ
- Tube: Korg NuTube 6P1
- USB Processor: XMOS XU316 (16-Core)
- Bluetooth Version: Bluetooth 5.1
- Bluetooth Codecs: LDAC, AptX HD, AptX LL, AAC, SBC
- Output Ports: 3.5mm Single-Ended + 4.4mm Balanced
- Output Power: Up to 1000mW @ 32Ω (DC Hyper Mode)
- Supported Formats: PCM 32-Bit/768kHz, Native DSD512
- Display: 0.96” OLED
- Weight: 150g
- Body: CNC-Machined Aluminum Alloy
Why Buy Cayin RU9 from HiFi Heaven?
- Genuine Korg NuTube portable amplification
- Three unique timbre sound modes
- Powerful balanced amplification section
- Dual flagship AK4493SEQ DAC setup
- High-definition Bluetooth support
- Premium CNC-machined portable design
- 1 year official warranty
- Available at HiFi Heaven for Tk 60,000
Perfect For
✔ Audiophiles who love tube sound
✔ Users wanting both tube and solid-state modes
✔ High-resolution music playback
✔ Portable flagship DAC/AMP setups
✔ Balanced IEM and headphone users
Tube Magic Meets Modern Hi-Fi
Experience the warmth of analog tubes and the precision of modern DAC technology with the Cayin RU9 Portable DAC & Headphone Amplifier, now available at HiFi Heaven for Tk 60,000 with 1 year official warranty.
Warm tube timbre. Powerful output. Flagship portable sound.











Reviews
There are no reviews yet.