1. Enhance your wireless communication systems with the HMC349 RF Switch Module, a single pole double throw (SPDT) switch that operates up to 4GHz. 2. This module is ideal for applications requiring high isolation and low insertion loss. Its perfect for RF signal routing needed in various communication and testing equipment. 3. Frequency Range: DC to 4 GHz, ensuring broad application coverage. 4. High Isolation and Low Insertion Loss: Maximizes performance in critical applications. 5. Compact Size: Easily integrates into existing setups without requiring additional space. Power supply voltage:3-5 V Working frequency range:4GHz Module size:2.5x3cm (excluding protruding SMA parts) Input/output impedance:50 Ω Input output SMA interface (outer spiral inner hole) Due to different batches, there may be differences in product appearance and printed text, which will not affect use. Colour:As Shown Material:PCB Package Contents: 1 * RF switch module