Best Amplifiers with SPDIF Input for TV & Desktop Audio

The market for amplifiers with SPDIF (Optical/Coaxial) inputs is experiencing a shift toward compact, high-integration "smart" hubs that combine digital processing with high-efficiency Class D amplification. The global Class D amplifier market is projected to reach $7.69 billion by 2034 Straitsresearch, with North American unit sales expected to hit 900,000 units in 2026 Oohyeah.

Key trends include the rapid integration of AI-based audio enhancement and multi-room Wi-Fi connectivity, while consumers are increasingly prioritizing SPDIF inputs for low-noise TV and desktop audio over traditional analog connections Oohyeah Audiosciencereview. However, pain points such as thermal management in compact designs and ultrasonic noise from digital filters remain critical areas for product improvement Audiosciencereview.

I have prepared a comprehensive market report including growth statistics, consumer insights, and sourcing examples below.