1. The AR-10 is just an AIS receiver, which allows you to receive information directly via USB to your laptop or tablet. 2. This product is small, and easy to carry. 3. Receiver sensitivity is -103dBm at -20% BER. 4. It is made of high-quality materials, with stable performance, you can trust. 5. Manufactured in accordance with standard requirements, long service life. Condition: Item Type: AIS Receiver Receiving Channels:162.025 MHz and 161.7975 MHz Receiving Distance:28 Nautical Miles Working Current:Less than 35 mA Modulation Sethod:GMSK Receiver Sensitivity: -103dBm at -20% BER Antenna Port:SMA Connector Data Port:NMEA 0183, USB, 38400 bps Operating Temperature:-20 to 55℃ Colour:As Shown Material:ABS+Metal Package Contents: 1 x AIS Receiver 1 x Antenna Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.