This product is an professional filter waveform tools, it is an 1090MHz SAW BPF band passfilter, with small size, easy to carry, so you can carry it with you to wherever you want to use it. Made of fine material, has a long service life, come on and try it, it will not let you down.Features It is an useful and small size, so you can take it to anywhere you want to use it.Made of fine material, has a long service life, you do not need to change it often.The center frequency of this product at 25 is 1090dB.The insertion loss within 1075~1105Mz at typ is 3, at max is 0.The amplitude ripple(p p) within 1085~1095 at typ is 0.25, at max is 0. Specifications Material metalCenter frequency typ.1090dBInsertion loss within 1075~1105MHz 3dB (typ), 0dB(max)Amplitude ripple within 1085~1095MHz 0.25dB (typ), 0.5dB(max)Attenuation(reference level from 0 dB) DC~970MHz 2 0dB(min), 30dB (typ)1150~1300MHz 2 0dB(min), 3 5dB (typ)VSWR within 1075~1105MHz 8dB (typ), 1dB(max)Source impedance 50Zs (typ)Load impedance 50Zl(typ)Package size 44 * 10 * 8mm / 7 * 0.4 * 0.3inPackage weight 5g / 0.2ouncePacking list 1 * Band Pass Filter WORLDWIDE SHIPPING.(Except some countries and APO/FPO) Orders processed timely after the payment verification. We only ship to confirmed order addresses. Your order address MUST MATCH your Shipping address. The images shown are not the actual item and are for your reference only. SERVICE TRANSIT TIME is provided by the carrier and excludes weekends and holidays. Transit times may vary, particularly during the holiday season.6. If you have not received your shipment within 30 days from payment, please contact us. We will track the shipment and get back to you as soon as possible with a reply. Our goal is customer satisfaction 7. Due to stock status and time differences, we will choose to ship your item from our first available warehouse for fast delivery. Currently, you can pay using Boleto, Visa, MasterCard, QIWI, Western Union, Maestro debit card, WebMoney and bank transfer. More payment options will be available on in the future. Payment must be made within 3 days after place order. If you can't checkout immediately after auction close,please wait for a few minutes and retry Payments If you are not satisfied when you receive your item , please return it within 7 days for a repacement or money back.Please contact us before you return it. Defective items Must Be reported and returned to us within the warranty period (and in the orginal packaging if possible). You must tell us what the defect is and give us your order number. Return shipping cost be paid by the Buyer. We provide Resend Service for once.If you can't receive the item no matter what the problem.Please note sometimes the appearance of goods or color may be changed,but it doesn't affect to use. If you are satisfied with item and our service,please leave 5 stars feedback. If you have any questions or problem,feel to contact us first before you leave negative feedback.We will try our best to solve any problem and provide you with the best customer service. if you would like to buy large quantity, please send email to us, we will give you the best price, thanks Drop Shipping Service. There is no limited stock to fulfill the orders on a daily basis. We use ePacket shipping for most countries, such as United States, Canada, Australia, Russian Federation, Germany, France , Spain , United Kingdom and New Zealand. Priority shipping, fast shipping within 48 hours. No invoice or receipt or promotional materials included.