Enhance your audio setup with this high-performance Passive Selector Switch, designed for seamless management of multiple stereo amplifier and speaker connections. Crafted from durable aluminum alloy, this model B042 offers a reliable and user-friendly solution for switching between up to four stereo amplifier inputs and two sets of stereo speaker outputs with ease and precision. Key Features: · Easy 4-Way Amplifier Selection: Effortlessly select from four amplifier inputs using dedicated button switches, allowing flexible audio source management. · Independent Speaker Control: Supports two sets of stereo speakers with individual on/off button switches, enabling you to customize your listening experience by turning speakers on or off as needed. · High Power Capacity: Each channel supports up to 300W power, accommodating powerful audio amplifiers without signal degradation. · Stable and Noise-Free Signal Switching: Manual input and output selection ensures direct plug-and-play operation with stable signal transmission, eliminating dry switching sounds or channel noise. · Wide Compatibility: Compatible with all types of power amplifiers and speakers, supporting heavy-duty speaker wires or pins through secure terminal ports for versatile connectivity. · Compact and Durable Design: The sturdy aluminum alloy metal shell offers excellent protection and easy installation without requiring any external power supply. · Broad Frequency Response: Delivers clear audio performance across a wide frequency range from 10Hz to 50KHz, ensuring high-fidelity sound reproduction. · Suitable Output Impedance: Supports speaker impedances from 4 to 16 ohms, compatible with most common speaker systems. Specifications: · Item Type: Passive Selector Switch · Model: B042 · Material: Aluminum Alloy · Input: 4 sets of stereo inputs via banana plugs · Output: 2 sets of passive stereo speaker outputs via banana plugs · Power Capacity: Up to 300W per channel · Frequency Response: 10Hz–50KHz · Output Impedance: 4–16 Ω · Power Supply: No external power required Package Includes: · 1 x Passive Selector Switch This Passive Selector Switch is an essential audio accessory for those seeking convenient, reliable control over multiple amplifiers and speaker sets. Its robust construction, easy operation, and superior signal stability make it ideal for home audio systems, professional studios, and multi-room sound setups. Enjoy enhanced flexibility and superior sound management with this versatile amplifier and speaker selector switch.