Welcome to our store! 1. Main Uses: This is an AIS receiver that allows you to receive AIS messages or information directly via USB to your laptop or tablet. 2. Foldable Antenna: The antenna is telescopic and foldable, made of stainless steel to ensure rust protection and prevent bending or breakage. 3. Features: Dual receiver channels, 162.025 MHz and 161.975 MHz. Receiver sensitivity is better than -103dBm at -20% BER. 4. Portable and Functional: The marine AIS receiver is lightweight and compact, portable, and easy to carry, perfect for boat or marine use. 5. Strict Standard: Manufactured in strict accordance with standard requirements, professional manufacturing, high performance, and strong reliability. Item Type: AIS Receiver Material: ABS + Stainless Steel Operating Current: < 35 MA Receive Channels: 162.025 MHz and 161.975 MHz Modulation: GMSK Receiver Sensitivity: Better than -103dBm at. 20% BER Antenna Port: SMA Connector Data Port: NMEA 0183, USB, 38400 Bps Operating Temperature: -20 to 55 ℃ Interface: USB 2.0 Antenna Port: SMA Connector Package List: 1 x AIS Receiver (2 accessories) Customer satisfaction is our top priority. If you encounter any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.