This SDR switch box has powerful functions such as max. 100W tx power, Insertion loss: < 0.3dB @ 144MHz (0.2dB typical). The cover of this product is made of aluminium alloy material. If you are looking for this product, come and have a try, it will not let you down.

Features:
Preferred Material: The cover of this SDR switch box is made of aluminium alloy material, it has the characteristics of not easy to damage and long service time.
A Full Accessory Set: This tool set comes with a host, a 600mm SMA to SMA connecting line, a PTT control line and a power cord.
Portable size and easy to carry, you can share this tool with your families and friends easily.
The frequency ranges is direct cuttent-160MHz and the maximum TX power is 100W.
Using 13.8V direct current to supplys power, the current is 200mA.

Specifications:
Material: aluminium alloy
Impedance: 50Ω
Frequency range: direct current-160MHz
Maximum TX power: 100W
Radio frequency sense threshold:<10mW (1.8MHz-30MHz tested)
ON time < 20ms / Release time: < 190ms
Insertion loss: < 0.3dB @ 144MHz (0.2dB typical)
RX isolation: > 38dB @ 144MHz (40dB  typical)
Power supplys: 13.8V direct current 200mA
Package size: 130 * 120 * 60mm / 5.1 * 4.7 * 2.4in
Package weight: 480g / 1.1lb

Packing list:
1 * Host
1 * Power Cord
1 * SMA to SMA Connecting Line
1 * PTT Control Line