I15 Prisma MK2 Integrated Amplifier User Guide

Technical specification

Speaker outputs


2 x 60W into 8Ω, 2 x 100W into 4Ω

Analogue inputs

1 x RCA, 9.5kΩ impedance.

1 x 3.5mm stereo jack, 15kΩ impedance.

Analogue outputs

Preamplifier output

1 x RCA, 150Ω impedance.

Digital inputs

3 x Optical/TOSLINK 192kHz/24bit

1 x RCA 192kHz/24bit

1x USB-A up to 192kHZ/24bit; up to DSD128 (5.6MHz)

1x USB-B up to 384kHz/32bit; up to DSD256 (11.2MHz)

Digital output

1x RCA

Analogue input = 48kHz

Digital input = native output



Preamplifier output: 16.5 dB

Speaker output: 42.5 dB

Analogue frequency response

20Hz – 20kHz -0.5dB


THD + N: < 0.05%, 20Hz – 20kHz, 10W at 8Ω

Signal to Noise:

Digital: >90 dB

Analogue: >80 dB



1 x Ethernet LAN port

2 x Antennas for Bluetooth and Wi-Fi

LAN: 10/100Mbit Ethernet port

WLAN: IEE 802.11 a/b/g/n/ac compliant; 2.4/5GHz; b, g, n mode

Audio formats

WAV, LPCM, AIFF, FLAC, ALAC, WMA, OGG: Up to 192kHz/24bit

MP3, MP4 (AAC): Up to 48kHz/16bits, VBR & CBR 320kbps

DSD: Up to DSD128 (5.6MHz)




Chromecast built-in®

Spotify Connect®




C25 system remote control
IR in/out
Trigger out

Power Consumption

Off: 0W
Standby (ECO): 0.45W
Operating: <25W


350 x 329 x 73 mm (wxdxh) with knobs and connectors

350 x 310 x 73 mm (wxdxh) without knobs and connectors


6.4 kg


Black or titanium


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