Mobile ES™ 4-channel Power Amplifier
- 100 W x 4 (330 W x 2 bridged) RMS output power at 4 ohms
- 165 W x 4 RMS output power at 2 ohms
- High-Resolution Audio compatible
- Signal summing for seamless connection to factory audio and combined pre-outs
- Updated connection terminal/control panel design
The XM-4ES 4-channel amplifier is engineered to enhance every track — including High-Resolution Audio files. A range of premium circuit components work together for ultimate efficiency and pitch-perfect sound reproduction, giving every road trip the soundtrack it deserves.
Factory Front: 20 Hz – 20 kHz. Factory Rear: 20 Hz – 20 kHz.
Factory Front: 5 kHz – 20 kHz. Factory Rear: 20 Hz – 5 kHz.
High Pass Filter
Variable (500–5 kHz)
High Pass Filter Slope
Low Pass Filter
Variable (50–500 Hz)
Low-Pass Filter Slope
12 dB/oct + 24 dB/oct
CTA Rated Output Power
100 W x4
CTA Power output
100 W x4
Gold Plated Connectors
Yes (Power Supply)
Speaker Level Input
10 Hz–40 kHz
Total Harmonic Distortion at 1 kHz (%)
Less than 0.05%
Rated Output Power (14.4 V)
165 W x4 at 1 kHz, 1% THD
100 W x4 at 1 kHz, 1% THD
- Mobile ES and Mobile ES logo are trademarks or registered trademarks of Sony Corporation.
- Designs and specifications are subject to change without notice.
©2022 Sony Electronics, Inc. All rights reserved. Reproduction in whole or in part without written permission is prohibited. Sony and the Sony logo are trademarks and or registered trademarks of Sony Corporation. All other trademarks are trademarks of their respective owners. Features and specifications are subject to change without notice.