Feature:1. One‑piece molding without burrs, slick surface, simple and fluent installation, bring you convenience.2. The printed circuit board adopts a 1.6mm thick double‑sided board, and the whole process of spraying tin to ensure good passing performance of large and small currents.3. Large heat dissipation area, better improve service life, considerate and practical.4. Center frequency is 1561MHz, working bandwidth is 20MHz, out‑of‑band suppression is >40db.5. In‑band fluctuation is <1.0dB, insertion loss is 1.7dB (typical value), maximum power is 10dBm (10mW).Specification:Condition: 100% Brand NewItem Type: Filter ModuleMaterial: Printed Circuit BoardCenter Frequency: 1561MHzWorking Bandwidth: 20MHzOut-of-Band Suppression: >40dbIn-Band Fluctuation: <1.0dBInsertion Loss: 1.7dB (Typical Value)Maximum Power: 10dBm (10mW)Applicable Temperature: -40℃-70℃.Package List:1 x Filter Module