Sony XM-4ES is a 4-channel Class-D amplifier designed for full-range speaker systems that need high continuous output, flexible channel configuration, and compact installation. It supports 4-channel, 3-channel, and bridged 2-channel system layouts with RCA and speaker-level input capability for aftermarket or factory-integrated audio systems. Key Performance Features Class-D 4-channel amplifier design 100W x 4 RMS at 4 ohms 165W x 4 RMS at 2 ohms 330W x 2 RMS bridged at 4 ohms CTA-2006 compliant power rating High-Resolution Audio compatible signal path Resonance-damping aluminum chassis construction Gold-plated terminals and signal connections System Configuration & Flexibility 4-channel full-range amplifier Supports 4-channel, 3-channel, and 2-channel bridged system layouts RCA line-level input for aftermarket source units and processors Speaker-level input for factory audio integration Signal summing supports installation with factory stereo outputs Line-level pass-through supports expanded multi-amp systems Power Output RMS @ 4Ω: 100W x 4 RMS @ 2Ω: 165W x 4 Bridged RMS @ 4Ω: 330W x 2 CTA-2006 Power Output: 100W x 4 Signal Control & Protection Variable high-pass filter: 50 Hz - 500 Hz Variable low-pass filter: 50 Hz - 500 Hz High-pass filter slope: 12 dB/oct Low-pass filter slope: 12 dB/oct + 24 dB/oct Protection circuitry for thermal and electrical operating conditions Installation Notes Compact chassis supports flexible amplifier mounting locations Proper power wire, ground wire, fuse protection, and signal wiring are required and sold separately unless otherwise noted Suitable for full-range speaker systems using 2-ohm, 4-ohm, or bridged 4-ohm channel configurations within rated specifications Technical Specifications Brand: Sony Model: XM-4ES Amplifier Class: Class-D Channels: 4 RMS Power @ 4Ω: 100W x 4 RMS Power @ 2Ω: 165W x 4 Bridged RMS @ 4Ω: 330W x 2 CTA-2006 Power Output: 100W x 4 Frequency Response: 10 Hz - 40 kHz Total Harmonic Distortion at 1 kHz: Less than 0.05% High-Pass Filter: Variable 50 Hz - 500 Hz Low-Pass Filter: Variable 50 Hz - 500 Hz Speaker Level Input: Yes Dimensions (W x H x D): 10.63" x 2.36" x 8.46" Weight: 6.39 lb / 2.9 kg Identifiers & Packaging Manufacturer Part Number (MPN): XM-4ES UPC: 027242924000 Sold As: Each Included Components: Amplifier, mounting hardware, hex tools, and documentation Compatibility / Installation Notes Amplifiers require proper power wire, ground, fuse protection, speaker wiring, signal integration, and gain / crossover setup. Confirm speaker or subwoofer impedance and RMS power handling before pairing this amplifier with a system. Professional installation is recommended for safe wiring, correct tuning, and long-term reliability. Why Buy From MCOR Automotive Authorized Sony retailer for genuine Sony car and marine audio products Products sold by MCOR Automotive are eligible for applicable Sony manufacturer warranty coverage 20+ years of vehicle audio installation, system design, and product-matching experience Nationwide fulfillment with support from real 12-volt automotive audio specialists
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