1. Low input voltage.
2. AIS system & boat manages the double frequency GPS/VHF antenna or GPS/Orbcomm antenna.
1. Constructions: polycarbonate radome, rubber-O-ring between top radome. 2. Dimensions: 47.2mm(Dia.) x 16mm(H); VHF antenna : 18.5mm. 3. Weight: 180grams (with 5M cable & connector). 4. Color: standard in black. 5. Mounting: magnet. 6. Please refer to the attachment.