Caspian 4G Integrated Amplifier

The Caspian Integrated Amplifier delivers total performance through its innovative Euphoria amplification architecture and advanced analogue connections, offering a flawless presentation of music via any source. The evolutionary Rapture DAC technology, for improved digital to analogue signal conversion, allows for a near perfect signal transfer, and ensures that the Euphoria dual amplification architecture delivers total performance from whatever source a user connects.

The integrated high-performance DAC, developed in-house, guarantees pristine audio conversion, ensuring every detail of your music is accurately reproduced for an exceptional listening experience.

User-Friendly Interface

The one-touch dial control is designed for simplicity and ease of use. With haptic feedback and a graphical interface, selecting the volume or source is straightforward and responsive.

Versatile Connectivity

With a variety of digital and analogue connections, including Bluetooth®, you can easily connect your Hi-Fi, TV, games console, phone, and more. Stream services from your smart device effortlessly via the custom long-range Bluetooth antenna.

Turntable Ready

The built-in phono stage allows you to connect a turntable directly without needing additional boxes or accessories, making it easier to enjoy your vinyl collection with high-quality sound.

Powerful Amplification

Delivering a robust 130W per channel, this amplifier ensures your speakers perform at their best, providing clear, powerful sound whether you're listening to music, watching TV, or gaming.

MaestroUnite App Compatibility

The MaestroUnite app enables quick and simple over-the-air updates and device pairing, ensuring your system is always up-to-date and operating seamlessly. It combines your devices into a unified Roksan system, enhancing usability and convenience.

Specifications

Connectivity

Analogue Inputs:  2 × RCA Stereo (A1, A2)
                            1 × Balanced XLR (A3)

Digital Inputs:  2 × Coaxial (D1, D2)
                        2 × Optical (D3, D4)
                        Bluetooth Audio

Analogue Outputs: 1 × Balanced XLR (Pre1)
                                1 × RCA Stereo (Pre2)
                                1 × RCA Stereo (Pre3)

Other I/O: Wi-Fi 4, BLE
                  12V Trigger
                  Wired IR

Power: IEC C14, Fused 6.2AT

User Interface

Primary: Dynamic Control Dial with haptic feedback (volume, inputs, power)

Secondary: None

Remote: Black 15-button IR remote (anodised aluminium)

Power Amplifier Section

Technology: Dual Mono Euphoria Amplifier

Class: AB

Output Power: 105W per channel (8Ω, 1% THD)
                        200W per channel (4Ω, 1% THD)

THD+N: <0.007% (1W @ 1kHz, both channels)

Gain: 29 dB

SNR: >85 dB (1W/8Ω, 2Vrms A1)

Gain Matching: <0.5 dB

Frequency Linearity: ±0.25 dB (20 Hz–20 kHz)

Power Supply: 600VA / 36,400 μF per rail

Phono Section

Type: MM

Gain: 53 dB

Gain Adjustment: Low (-6 dB), Mid (0 dB), High (+6 dB)

Input Impedance: 47kΩ / 100 pF

RIAA Accuracy: ±0.3 dB (20 Hz–20 kHz)

Rapture DAC

Technology: Rapture DAC, Dual Mono Balanced

Format Support: PCM

Sampling Rate: Up to 24-bit / 192 kHz

Pre-Amplifier (Pre1 & Pre2)

Volume Control: Hybrid Digital-Analogue

Matching: <0.25 dB

THD+N: <0.0008% (3.9 Vrms, A-weighted)

SNR: >108 dB

Max Output: 3.9 Vrms

Features: Pre-Output, Fixed Line-Level Output,  Subwoofer Output (low-pass filtered),   Intelligent DSP

Pre-Amplifier (Pre3)

Volume Control: Digital

Matching: <0.25 dB

THD+N: <0.003%

SNR: >108 dB

Max Output: 3.9 Vrms

Bluetooth

Profile: A2DP

Codecs: SBC, aptX, AAC

Range: >15 m

Digital Inputs

Coax (D1, D2): Up to 24-bit / 192 kHz

Optical (D3, D4): Up to 24-bit / 192 kHz

HDMI ARC/eARC: No

Analogue Inputs

Max Input Level: 6.7 Vrms

Music Sense: A2 input

AV Mode: A2 input

Maestrounite

Supported: Yes

Connectivity: Bluetooth LE, Wi-Fi 4 (OTA updates only)

App: iOS & Android

OTA Updates: Supported

Other Features

Wired IR: 5–14V, 3.5mm mono

12V Trigger: 5–14V

12V Trigger Passthrough: Yes

Auto Mains Voltage: 100–120VAC & 220–240VAC

Power Consumption: Max: 610VA

Standby: 0.5W

Network Standby: 2W (Standby Plus)

Mechanical

Finish: Silver or Black

Construction: Extruded & machined aluminium

Dimensions: 93 × 432 × 378 mm

Weight: 15.2 kg

Sold As: Single unit