Product Name: Shanghai Hexu 3.4-4.2GHz Band Pass Filter Model NO.: WR229/WG11A Materials: Aluminum Contact Finish: Painting Certification: RoHS Plating: Grey Plainted Type: Waveguide Components Application: Microwave Trademark: no logo Transport Package: Customized Origin: China HS Code: 85177090 Product Description KeywordsWR229 band pass filter,microwave devices.frequency: 3.4-3.6 or 3.6-4.2GHZ. return loss: 16dB, rejection: 45dB min @3380MHZ, 3620MHZ. 60dB min @3350,3650 insertion loss: 0.6dB@3.5GHZApplicationideal for eliminating4/5G, Radar and other sources of interferenceWhy choose HEXU waveguide factory?1)We offer the competitive quotation to every client, Benefit from our more than 10 years experiences. HEXU application engineers work with you to find cost-effective design solutions that meet your requirements.2)Quality control and stability: Strict quality control for all process under ISO9001 and SGS certificates, the 4th gold supplier through Alibaba&Made in china assessment.3)fast delivery, professional R&D department, good after-sales service. have a long-term cooperation with professional forwarder.We participated microwave show at London, UK in 2016.