Antenna technical parameters: Electrical Specifications FreqRange 830-860MHz or others Gain 7&plusmn;1dBi or others Horizontal Beamwidth 23&plusmn;3&deg; Vertical Beamwidth 360&deg; VSWR &le;1.8 Impedance 50&Omega; Polarization L Pol Max. Power 50W Connector N-female Lightning Protection DC grounding Mechanical Specifications Dimension &Phi;20x840mm Weight 290g Rated Wind Velocity 36.9m/s Operational Humidity < 95% Operating temperature -40~55&ordm;C Radome material GRP (gray) Salt fog time 48H 1.Q: Are you a manufacturer? A: Yes, our company has nearly 30 years of professional experience dealing with wireless communication and develop ,produce and sale satellite communication products professionally 2.Q: How do I get samples? A: Please send us the item link you need and your shipping address,we will check the shipping fee and confirm with you.After we receive the fee,we will send in 3-5 days by express.Some samples will charge sample fee, please confirm with us at first. 3.Q: How to make an OEM order? A: 1. After communication, the buyer and the seller reach an agreement on product details, packaging, purchase quantity, unit price, delivery terms and payment terms. 2. The buyer sends a formal PO (purchase order) or the seller sends a formal PI (performance invoice) with detailed terms and conditions. 4.Q: What are your payment terms? A: For samples: small batch orders or urgent orders, you can choose PayPal, Western Union, MoneyGam, Escrow to facilitate buyers, 100% payment before shipment; for large orders: 30%/50% of T/T as deposit, The balance before shipment. 5.Q: How long is your delivery time? A: For example: usually 7-15 working days after receiving your 100% payment. For bulk orders: 15-35 working days after receiving the deposit. 6.Q: How about the warranty? A: We can provide 1 year warranty. 7.Q: How do you solve after-sales service problems? A: After receiving the goods, if you have any dissatisfaction or other problems, please contact us as soon as possible, we will give you a quick and reasonable solution, thank you very much! 8.Q: If we want a special appearance and function increase, can we get support? A: No problem! Our R&D team will support you to develop a new and best product for you!