4 Way Signal Selector Amplifier Relay Audio Input Switch Module For Computers Product Details Feature: 1. This product uses relays to switch various signals, basically achieving zero loss. Wide range of applications, suitable for computers, TVs, mobile phones, for Xbox, home theaters, etc. 2. Support four groups of input signals, with the signal switch knob, you can choose to make one of the signal output work. 3. The input signal interface board is a small board composed of two groups of signals, and the input interface of each group of small boards has screw holes for flexible installation and fixation. 4. The audio input switch module is compact, with more convenient installation! 5. There are high quantity terminal blocks for easy wire connection. The audio input switch module is lightweight and easy to install Specification: Item Type: Audio Input Switch Module Voltage: DC 7V-30V, AC 6V-20V Function: Four inputs and one output (four groups of audio signals are simultaneously connected to one group of signal outputs) Method: Manual switch Sequence: Clockwise A?B?C?Dor counterclockwise D?C?B?A Features: Zero loss of relay switching Application: PC, TV, mobile phone, for Xbox, home theater, etc. Package List: 1 x Volume Adjustment Board 1 x Audio Source Switching Board 1 x Signal Board 6 x Line Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering. ?Wide Application?The amplifier board module uses relays to switch various signals, basically achieving zero loss. And it is very suitable for computers, TVs, mobile phones, Xbox, home theaters ?Advantage?The bluetooth amplifier module supports four groups of input signals, with the signal switch knob, you can choose to make one of the signal output work ?Flexible Installation?The input signal interface board is a small board composed of two groups of signals, and the input interface of each group of small boards has screw holes for flexible installation and fixation ?Features?The audio input switch module has compact size, which is easy and convenient for you to use and carry it, it is more convenient installation ?Easy to Install?There are high quantity terminal blocks for easy wire connection. The signal amplifier module has light weight and it is easy to install Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.