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Lumin U1 Network Transport
• Product Overview – Lumin U1 Network Transport, released in 2015, is a reference-grade network transport engineered for ultra-low jitter digital playback, delivering pristine data output to high-end external DACs and digital processors.
• Digital Architecture – Built around Lumin’s proprietary streaming platform, it supports native DSD, high-resolution PCM, and precision clocking via dual femto oscillators for exceptional timing accuracy and signal integrity.
• Sound Quality – Lumin U1 Network Transport excels in transparency, spatial precision, and micro-dynamic detail, revealing subtle textures and ambient cues while maintaining tonal purity and rhythmic coherence across complex musical passages.
• Specifications – Supports PCM up to 384 kHz, DSD128 native, AES/EBU, BNC, RCA, and optical outputs, with isolated Ethernet input and separate digital processing and output stages.
• Dimensions – The chassis measures approximately 350 mm (W) × 60 mm (H) × 350 mm (D), featuring a solid CNC-machined aluminum enclosure for effective vibration control.
• Weight – Lumin U1 weighs approximately 7 kg, reflecting its robust construction, internal shielding, and high-quality power regulation designed for stable, noise-free digital signal transmission.
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HiFi Rose RS250A
• Streaming DAC System – The HiFi Rose RS250A combines a premium network streamer with an advanced ESS Sabre DAC, offering high-resolution playback, intuitive touchscreen control, and exceptional versatility for modern audiophile systems.
• Flagship DAC Architecture – The unit employs the ESS ES9028PRO DAC with optimized clocking and low-noise power stages, delivering clean transients, wide dynamic range, and precise musical detail across all digital sources.
• Comprehensive Connectivity – With HDMI ARC, USB audio, coaxial/optical inputs, balanced outputs, and full ROSE OS support, the RS250A integrates seamlessly into complex setups while maintaining stable and responsive performance.
• Elegant Interface – Its large 8.8-inch UHD touchscreen enables album-art display, video playback, and intuitive app-based navigation, making system control fluid and engaging without sacrificing audiophile-grade signal purity.
• Dimensions – Approx. 278 mm (W) × 202 mm (D) × 76 mm (H), compact enough for flexible placement yet substantial for optimal internal component layout.
• Weight – About 3.2 kg, balancing a rigid chassis, vibration control, and premium internal components to ensure stability and noise reduction.
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Lumin D2 Music Server
• Lumin D2 Music Server Overview – The Lumin D2 Music Server delivers high-performance streaming with a premium DAC architecture, offering natural tonality, excellent resolution, and seamless playback across major lossless and high-resolution formats.
• Refined Digital Performance – The Lumin D2 Music Server features dual-mono Wolfson WM8741 DACs, delivering smooth treble, rich midrange texture, and precise low-level detail ideal for resolving modern network-based systems.
• High-Quality Streaming Integration – Lumin’s robust platform supports TIDAL, Qobuz, Spotify Connect, Roon Ready, and native DSD/PCM playback, ensuring reliable operation and exceptional sound quality across diverse digital libraries.
• Premium Build & Connectivity – The Lumin D2 Music Server includes fully balanced outputs, low-noise processing, Gigabit Ethernet, and optimized circuit paths to maintain signal purity and system-wide musical coherence.
• Dimensions – Approx. 300 mm (W) × 244 mm (D) × 60 mm (H), compact enough for easy placement while maintaining solid structural rigidity to reduce vibration.
• Weight – Around 2.5 kg, offering a sturdy yet compact chassis that enhances electrical stability without unnecessary mass.
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Cayin A-88TMK2
• Cayin A-88T MK2 Integrated Amplifier Overview – The Cayin A-88T MK2, introduced in the mid-2010s, is a Class AB tube integrated amplifier featuring EL34/KT88 compatibility and high-quality phono input options for vinyl enthusiasts.
• Versatile Tube Power Architecture – Designed to run either EL34 for sweeter midrange or KT88 for stronger dynamics, the A-88T MK2 offers flexible voicing to match various loudspeakers and listening preferences.
• High-Grade Output Transformers – The amplifier uses wide-bandwidth, handcrafted output transformers, ensuring improved transient control, low distortion, and a richly layered soundstage with excellent separation across complex musical passages.
• Premium Phono and Line-Stage Performance – With a robust tube line stage and quiet phono circuit, the Cayin A-88T MK2 excels in delivering natural tone, dynamic expression, and engaging musical flow from both digital and analog sources.
• Dimensions – Approx. 420 mm (W) × 210 mm (H) × 360 mm (D), providing a stable footprint with ample space for heat dissipation crucial for tube amplifier operation.
• Weight – Around 23–25 kg, benefiting from heavy-duty transformers, a steel-reinforced chassis, and vibration-resistant construction for long-term performance stability.
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Cayin CDT-15A Mk2 Tube CD Player
• Cayin CDT-15A Mk2 CD Player Overview – The Cayin CDT-15A Mk2, released in the late 2000s, is a premium Red Book CD player featuring a tube-buffered output stage that enhances musical warmth, dimensionality, and analog-like smoothness.
• Refined Tube Output Stage – Equipped with precision-matched vacuum tubes, the CDT-15A Mk2 delivers rich harmonic textures, extended decay, and a natural tonal balance that complements both solid-state and tube-based amplification systems.
• High-Accuracy Transport Mechanism – The Cayin CDT-15A Mk2 incorporates a stable, low-resonance CD transport and high-precision clocking to reduce jitter, ensuring exceptional clarity, tighter imaging, and improved micro-detail retrieval.
• Premium DAC Implementation – Featuring high-quality digital-to-analog conversion with optimized filtering, the player produces an articulate, fluid sound signature with excellent separation, making it competitive with modern digital sources.
• Dimensions – Approx. 440 mm (W) × 120 mm (H) × 330 mm (D), sized to fit standard hi-fi racks while providing proper ventilation for its tube-based output circuitry.
• Weight – Around 10–12 kg, supported by a rigid chassis and internal bracing that minimize vibration and improve overall disc-reading stability.
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Cayin M-6
• Cayin M-6 Integrated Amplifier Overview – The Cayin M-6 Integrated Amplifier, introduced in the early 2000s, is a Class AB hybrid-inspired solid-state design offering high-current delivery and refined analog input stages for expressive musical performance.
• Dynamic and Engaging Sound – The Cayin M-6 produces authoritative bass, vivid midrange presence, and open treble extension, delivering a lively and detailed presentation well-suited for a wide range of modern loudspeakers.
• High-Current Output Capability – With a robust transformer and carefully tuned circuitry, the Cayin M-6 maintains excellent control over demanding speaker loads, ensuring stable power, fast transients, and consistent dynamic drive.
• Precision Analog Engineering – Known for its warm yet neutral voicing, the Cayin M-6 integrates low-noise components and high-quality signal paths to preserve clarity, tonal balance, and long-term reliability.
• Dimensions – Approx. 430 mm (W) × 150 mm (H) × 380 mm (D), allowing practical placement while providing adequate ventilation for optimal operating stability.
• Weight – Roughly 16–18 kg, supported by a heavy power transformer and reinforced chassis that reduce vibration and improve overall electrical and acoustic performance.
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Lumin S1 Network Music Streamer
• Lumin S1 Network Music Streamer – Designed for reference-level digital playback, the S1 offers native DSD, dual-mono DAC topology, and exceptional transparency, ideal for resolving high-end systems demanding maximum digital purity.
• Dual-Mono DAC Architecture – Featuring four ESS Sabre ES9018 chips per channel, the Lumin S1 achieves superior channel separation, low noise, and a highly detailed yet natural sonic presentation across all formats.
• High-Resolution Format Support – The S1 supports native DSD128, DXD, and high-rate PCM, ensuring full compatibility with modern digital libraries while maintaining remarkable accuracy, spaciousness, and tonal refinement.
• Precision Build and Connectivity – With robust power regulation, premium components, and wide-format network support, the S1 provides consistent performance, fast response, and seamless integration with advanced NAS and streaming setups.
• Dimensions – Approx. 350 mm (W) × 345 mm (D) × 60 mm (H). Its low-profile chassis fits elegantly into reference digital audio racks and modern streaming systems.
• Weight – Approximately 8–10 kg, offering a solid, vibration-resistant enclosure that enhances DAC stability and overall playback precision.
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Lumin U1 Mini and Plixir Power Supply
Lumin U1 Mini
• Function: Digital Music Transport (No DAC)
• Supported Formats: PCM up to 384kHz, DSD up to DSD256
• Outputs: AES/EBU, USB, BNC, RCA, Optical
• Network: Gigabit Ethernet
• App Support: Lumin App, Roon Ready, Tidal, Qobuz, Spotify Connect, AirPlay
• Dimensions: 300 × 244 × 60 mm
• Weight: 2.5 kg
Plixir Power Supply (Elite BDC or Equivalent)
• Type: Balanced DC Linear Power Supply • Output: 12V DC (specially matched for Lumin U1 Mini)
• Effect: Lower noise floor, improved dynamics and transparency
• Made in Singapore
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Denon AVR-4520 9.2 channels AV Receiver
• Denon AVR-4520 9.2 Channels AV Receiver – A flagship home-theatre receiver delivering powerful 9.2-channel processing, advanced surround formats, and premium build quality aimed at users seeking reference-grade cinema and music performance.
• High-Performance Amplification – Features nine discrete Class AB amplifier channels rated at 150W per channel (8Ω, 20Hz–20kHz, 0.05% THD), providing exceptional control over large, demanding loudspeakers in multichannel setups.
• Advanced Surround & Processing – Supports Audyssey MultEQ XT32 room correction, Audyssey DSX, Dolby TrueHD, DTS-HD Master Audio, 9.2 pre-outs, and full 4K video pass-through, enabling immersive cinema sound with precision tuning.
• Connectivity & Integration – Equipped with 7 HDMI inputs, 3 HDMI outputs, network streaming, AirPlay, DLNA, USB playback, multi-zone capabilities, and flexible assignment for complex home-theatre layouts.
• Product Dimensions – Measures approximately 434 mm (W) × 167 mm (H) × 389 mm (D), fitting seamlessly into AV racks while providing sufficient airflow for high-power operation.
• Weight – Weighs around 17.6 kg, offering a robust transformer, rigid chassis, and mechanical stability to minimize vibration and maintain clean audio output.
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Hifi Rose RS250A Streamer
• Premium Streaming Platform Overview – The Hifi Rose RS250A Streamer delivers high-resolution playback with an advanced DAC, intuitive Rose OS interface and a large touchscreen, offering exceptional usability and refined sonic performance for modern digital systems.
• Advanced DAC Architecture & Processing – Featuring ES9028PRO DAC technology, discrete clocking and extensive DSP options, the design ensures clean conversion, wide dynamic range and detailed imaging, with one mention of Hifi Rose RS250A Streamer enhancing accuracy.
• Connectivity & System Integration – Offering HDMI ARC, USB audio, coaxial I/O, streaming services and Roon Ready capability, the unit integrates seamlessly into stereo and AV systems while maintaining excellent signal purity, plus one additional mention of Hifi Rose RS250A Streamer.
• Touchscreen Interface & Rose OS – The 8.8-inch front display provides intuitive control, album art, video playback and system configuration, supported by Rose OS for robust streaming, library management and multi-platform flexibility.
• Product Dimensions – Approx. 278 mm (W) × 202 mm (D) × 76 mm (H), designed to fit compact shelves and hi-fi racks while maintaining proper ventilation for stable operation.
• Product Weight – Weighing around 3.5 kg, the rigid aluminium chassis improves mechanical stability, reduces vibration and enhances overall performance during high-resolution streaming and digital playback.
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Lumin X1 Reference Streamer DAC
• Reference Streaming DAC Overview – The Lumin X1 Reference Streamer DAC delivers flagship digital performance with dual-mono conversion, fibre networking and exceptional transparency, providing a world-class digital source for demanding high-end audio systems.
• DAC Architecture & Digital Processing – Featuring dual ESS Sabre ES9038Pro chips, advanced clocking and discrete output stages, the Lumin X1 Reference Streamer DAC achieves remarkable resolution, low noise and natural tonal accuracy across high-resolution formats.
• DAC: Dual ESS Sabre ES9038Pro (dual-mono)
• Power Supply: External dual-toroidal linear power supply
• Inputs: Ethernet, USB, Optical, SPDIF, AES/EBU
• Outputs: USB, BNC, AES/EBU, Optical, Coaxial, Balanced & RCA analog
• Formats Supported: PCM up to 384kHz, DSD512, full MQA decoding
• Clocking: Precision femto clock system
• Chassis: CNC-milled aluminum dual-chassis
• Dimensions: Main unit 350 × 345 × 60 mm / Power supply 106 × 60 × 334 mm
• Weight: ~15kg combined
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Cayin is a hi-fi manufacturer best known for its focus on valve amplification and value-driven high-fidelity design. The brand combines traditional tube circuit topologies with modern manufacturing techniques, making valve-based audio more accessible while maintaining musical warmth and tonal richness.
Cayin amplifiers are typically engineered with robust transformers and conservative operating points, contributing to long-term reliability. This design approach makes pre-owned Cayin equipment particularly attractive to listeners exploring tube amplification without excessive cost, as well-maintained units continue to perform reliably over extended ownership periods.
Across Singapore, Malaysia, and Southeast Asia, Cayin appeals to audiophiles seeking musical, characterful electronics that balance performance and value. On SoundTribeAsia, Cayin equipment — new and pre-owned — is listed by verified dealers, providing clear condition details and trusted sourcing through a regional marketplace.