Dopts original TDA7498E dual BTL power amplifier chip delivers high performance, clean sound with low distortion for a satisfying listening experience. - Power and efficiency - 160 W + 160 W into 4 Ω at 36 V with THD 10% - 1 x 220 W single-channel parallel BTL into 3 Ω at 36 V with THD 10% - High efficiency up to 85 % - Load compatibility and gain options - Compatible with 4 Ω, 6 Ω, and 8 Ω speakers - Four fixed gain settings: 29.6 dB, 33.1 dB, 35.6 dB, and 35.6 dB - Key benefits - Integrated dual BTL amplifier using the TDA7498E for compact, board-level integration - Strong output capability suitable for demanding yet compact audio applications - Clear, dynamic sound with low distortion across supported loads - Suitable applications and use scenarios - Home stereo upgrade: drive bookshelf or floorstanding speakers with higher output and clean audio - DIY powered speakers or small PA systems: build compact, high-output speaker modules - Audio prototyping and hobby projects: use in dual-channel or single-channel parallel configurations for flexible power options - Practical notes - System typically powered from a 36 V supply - THD specification referenced at the listed output conditions