power amplifiers ensure high quality transmission. Fine workmanship and good performance. Easy to use. service life. It allows you to easily connect the speaker cable directly to the amplifier. The speaker impedance of a typical stereo output is 4-8 ohms. A built-in LCD control display shows all functions and inputs used. The package includes a remote control for remote adjustment. Features: 1. Multi-purpose power amplifier, slim and stylish, high-grade woven aluminum alloy process. 2. Compatible with all kinds of digital products. 3. High and low volume volume assist adjustment, can be adjusted according to the style of your needs. 4. LED display status display 5. Automatic search for support FM radio frequencies Specification: Condition: Brand New Model: LP-269FS Color: Black Size: Approx. 17.5 * 14.5 * 4.5 cm / 6.8 * 5.7 * 1.7 inch Frequency Response: 20Hz-20KHz Input Voltage: 13.5V Total Harmonic Distortion: <1% Input Current: 5A Signal to noise ratio: <80dB Output Power: 45WX4RMS Input Sensitivity: 200mV Load Resistance: 4-8 ohms Input Resistance: 47K Weight: Approx. 893 g Package List: 1 * Amplifier 1 * Adapter 1 * Remote Control 1 * User Manual Note: 1.Please allow 1-3 cm error due to manual measurement. Thanks for your understanding. 2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.