Feature: 1. Electrical Performance: The maximum transmit power of this antenna sharer is 100W, the frequency range is from DC to 160MHz 2. Gas Discharge Protection: The switch box has gas discharge protection function, protects the device from damage 3. Easy Carrying and Storage: The SDR transceiver switch box is small in size, which is easy and convenient to carry and store 4. Simple Connection and Operation: This switch box is easy to connect with power cable, SMA to SMA connect cable and PTT control cable, and simple to operate 5. Aluminum Alloy Shell: The switch box shell is made of high quality aluminum alloy, which is sturdy and durable Specification: Item Type: SDR Transceiver Switch Material: Aluminum Alloy Impedance: 50Ω Frequency Range: DC-160MHz Maximum Transmit Power: 100W RF Induction Threshold: <10mW (1.8MHz-30MHz test) Start Time: <20ms Release Time: <190ms Insertion Loss: <0.3dB at 144MHz (0.2dB typical) RX Isolation: >38dB at 144MHz (40dB typical) Power Supply: 13.8V DC 200mA. Package List: 1 x SDR Transceiver Switch1 x Power Cable1 x SMA to SMA Connect Cable1 x PTT Control Cable Note: Match the appropriate parameters to use, do not use overload.