LINEP A929 Headphone Amplifier Switcher High Impedance for Professional Audio Equipment<br /><br />Main Features:<br />● Two-channel switch circuit (3.5 headphone base and gilt RCA base) replaces input signal with no need to unplug， just turn the panel option switch.<br />● High-precision power bleeder circuit ensures the stability of circuit and reduces DC shift of output. <br />● Advanced input and output connecting base ensures the smooth and durability of signal channel. <br />● NE5532， well-tailored for the high-performance audio system in best signal amplification， acts as front-end amplification. <br />● High-sensitivity headphone protection circuit has your headphone protected. <br />● 6.35mm headphone output socket， optionally added with 6.35 - 3.5 switching base， applicable to HiFi headphone and high-power impedance headphone. <br />● Voltage for adapter: 100 - 240V AC， machine power supply / adapter output voltage: DC 24V.<br />● Standard input interface: 3.5mm and RCA stereo input (with switching).<br />● Standard output interface: 6.35mm headphone base.<br />● Input / output power: 90mW / 600 Ohm， 180mW / 300 Ohm， 450mW / 100 Ohm， 610mW / 62 Ohm， 910mW / 32 Ohm， 1000mW / 16 Ohm.<br /><br />    Specifications<br />Primary Features<br />	 Design: Multifunctional                                                  <br />                        Supports: Volume Control                                                  <br />                        Compatible With: MP4， MP5， Mobile Phone， PC， Laptop， MP3， Tablet PC                                                  <br />                        Connection: Wired                                                  <br />                        Interface: 3.5mm Audio                                                  <br />                        Audio Source: Electronic Products with 3.5mm Plug                                                  <br />                        Material: Aluminum                                                  <br />                        Color: Black                                                	<br />Technical Parameters<br />	 Power Output: 140mW x 4                                                  <br />                        Distortion: Less than 0.003percent                                                	<br />Dimension and Weight<br />	 Product Weight: 0.313 kg                                                  <br />                        Package Weight: 0.464 kg                                                  <br />                        Product Size (L x W x H): 13 x 7 x 2.5 cm / 5.11 x 2.75 x 0.98 inches                                                  <br />                        Package Size (L x W x H): 20 x 18 x 5.5 cm / 7.86 x 7.07 x 2.16 inches                                                	<br />Package Contents<br />	 Package Contents: 1 x A929 High-power Headphone Amplifier， 1 x 100 - 240V Power Adapter(DC 24V) US Standard 100CM， 1 x 3.5mm - 3.5 mm High-quality Audio Cable(100CM)， 1 x 6.35mm - 3.5mm Audio Cable                                                	<br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br /><br /><br />                                                <br />