Specification: Item Type: GPS Chart plotter Material: ABS+silicone Screen Type: Color TFT LCD Display Screen Size: 7 inches Resolution: 800 x 480 Screen Brightness: 500cd/㎡ Languages: English, Simplified Chinese, Traditional Chinese, Vietnamese, Malay, Korean, Turkish, Thai, Greek, Indonesian, Japanese, Burmese, Arabic, Spanish, French, Persian Picture Mode: Standard chart, simple chart, full screen chart, AIS data, navigation data, satellite ephemeris, 3D navigation, compass Storage Capacity: 50,000 waypoints, 50,000 mark points, 500 routes, 200 points per route, 1,000 tracks, 1.6 million track points Interface: 2 way NMEA0183 output, 2 way NMEA0183 input (independent of each other, baud rate can be set independently) WIFI: 802.11 b/g/n Power Consumption: Less than 8W (voltage 24V) Working Temperature: -15℃-+55℃ Storage Temperature: -20℃-+60℃ Waterproof Grade: IPX6 GNSS Receive Channel: 72 channels Receiving Frequency Band: GPS L1: 1575.42MHz; BDS B1: 1561.098MHz Positioning Accuracy: GPS and BDS 2.5m (CEP50%, open field) GPS: 5m (CEP50%, open area) BDS: 5m (CEP50%, open area) Speed measurement Accuracy: 0.1m/s (50%at10m/s) First Positioning Time: Less than 30 seconds (cold start), less than 1 second (warm start) Compliant With Standards: IMO A.694(17) , IMO MSC 112(73), IEC 61108-1, IEC 61162-1, IEC 60945 Package List: 1 x GPS Chart Plotter 1 x GNSS Antenna 1 x 8 Core Data Cable 1 x 2 Core Power Cord 1 x Mounting Base Bracket 2 x Fixed Knob 4 x Base Fixing Screws 4 x Small Screw 1 x User Manual