This music amplifier is a dual BTL class-D, able to deliver up to 2x25w into 8 ohm speakers, can be designed to display solution or other music player like iphone, ipod, MP3, cell phone, and so on. Features: Volume control Audio output (L/R) Power switch 3.5 earphone input DC Power interface Specification: SNR Ā Ā Ā 90(db)Ā DR Ā Ā Ā 0.01% Input impedance@ Voltage Ā Ā 4?@12-18V, Ā 6?@12-24V, Ā 8?@12-26V Ā Ā Ā Ā Ā size Ā Ā Ā 100mm*66mm*16mm 25W + 25W continuous output power at THD = 10% with RL = 8 ? and VCC = 25V Wide-range single-supply operation (8 - 26 V) High efficiency (? = 90%) Four selectable, fixed gain settings of nominally 21.6dB, 27.6dB, 31.1 dB and 33.6dB Differential inputs minimize common-mode noise Standby and mute features Short-circuit protection Thermal overload protection Externally synchronizable ECOPACKĀ®, environmentally-friendly package
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