<p><strong>B952 Class B AIS Transceiver - 5W SOTDMA - WiFi & Bluetooth</strong></p><p>**As the FCC requires all units sold in the US to be programmed by a qualified technician. Please submit the form below for programming at the time of purchase. A copy of the MMSI registration or FCC Ship Station License is required along with the vessel master or owner's signature on the completed programming form.**</p><p><a href="http://productimageserver.com/banners/ClassB.pdf" rel="noopener noreferrer" target="_blank">Click here to download form</a>.</p><p>The B952 is a high-power (5W SOTDMA) Class B AIS transceiver, offering unmatched performance and ultra-low power consumption. Small and lightweight, it combines integrated Wi-Fi & Bluetooth capabilities for seamless wireless connectivity and AIS data streaming. It is compatible with any mobile device, PC, or wearable – ensuring everyone on board gets the most from your transceiver and related onboard equipment every day.</p><p>The B952 transceiver works seamlessly with em-trak's CONNECT-AIS app to make programming, configuration, and device monitoring easier than ever before. The class-leading device is engineered to deliver real-time data processing, with increased range and transmission priority and its flexible connectivity means it can be used by up to nine different devices simultaneously.</p><p>em-trak's next-gen technology means the B952 is delivered within a compact, easy-to-install, rugged package designed and manufactured to operate reliably without maintenance in the harshest marine environments.</p><p><strong>Features:</strong></p><ul><li>Certified AIS Class B – 5W SOTDMA</li><li>Integrated WiFi & Bluetooth</li><li>Global certification - USCG / FCC / Canada / Europe</li><li>SRT-AIS™ Transceiver Engine for superlative proven performance</li><li>FLEXI-FIT™ bracket system for easy, convenient, and secure installation</li><li>Internal high-performance GPS receiver and antenna (external antenna optional)</li><li>Water, pressure spray, and damp proof (IPx6, IPx7 certified)</li><li>Protected from vibration, shock and extreme temperatures</li><li>Small and lightweight</li><li>Ultra-low power consumption – best in class</li><li>Guaranteed connectivity and interoperability with any app, chart plotter, smart phone, tablet or PC</li><li>NMEA 0183 & NMEA 2000</li><li>Automated health and performance monitoring</li><li>Silent mode (transmit-off) function</li><li>Enhanced RF screening to protect against</li><li>electromagnetic interference</li><li>Built-in power surge protection</li></ul><p><strong>Physical & Environmental Specifications:</strong></p><ul><li>Size (H x W x D): 150 x 115 x 45mm</li><li>Weight: 385kg</li><li>Operating temperature: -25°C to +55°C</li><li>Storage temperature: -25°C to +70°C</li><li>Ingress protection: IPx6 and IPx7</li></ul><p><strong>Electrical Specifications:</strong></p><p>Supply voltage: 12V or 24V DC</p><p>Supply voltage range: 9.6V - 31.2V DC</p><p>Average current (at 12V): 170mA</p><p>Average current (at 12V) (wireless off): 135mA</p><p>Peak current: 2.5A</p><p>Average power consumption (at 12V): 2.0W</p><p>Average power consumption (at 12V) (wireless off): 1.6W</p><p>Galvanic isolation: NMEA 0183 inputs only, NMEA 2000, VHF antenna port</p><p><strong>Connectors:</strong></p><ul><li>VHF antenna: SO-239</li><li>GNSS: TNC</li><li>Power: 12-way circular multipole</li><li>NMEA 2000: 5-way Micro-C connector</li><li>USB: USB Micro-B</li></ul><p><strong>Data Interfaces:</strong></p><p>NMEA 0183: 2 x bi-directional ports</p><p>NMEA 2000: NMEA 2000 Ed 3.101, LEN=1</p><p>USB: PC virtual com port for NMEA 0183 data</p><p>WiFi: IEEE 802.11 (a/b/g), client and access point mode supported (2 connections in access point mode)</p><p>Bluetooth: BT Classic 4.0, 7 concurrent connections</p><p>Standards Compliance:</p><p>AIS standards: IEC 62287-2 Ed. 2, ITU-R M.1371.5</p><p>Product safety standards: EN60950-1 2006 +A11:2009 +A1:2010 +A12:2011 +A2:2013 EN62311:2008</p><p>Environmental standards: IEC 60945 Ed. 4</p><p>Serial data interface standards: IEC 61162-1 Ed 5.0, IEC 61162-2 Ed 1.0</p><p>NMEA 2000: NMEA 2000 Ed 3.101</p><p>GNSS performance standards: IEC 61108-1 Ed 2.0,  IEC 61108-02 Ed 1.0</p><p><strong>GNSS:</strong></p><ul><li>Systems supported: GPS, GLONASS, BeiDou, Galileo (two of any combination, three including GPS, Galileo)</li><li>Channels: 72</li><li>Internal/external antenna: Internal or optional external antenna</li><li>Time to first fix from the cold start: 26s</li></ul><p><strong>VHF Transceiver:</strong></p><ul><li>VDL access scheme: SOTDMA</li><li>Operating frequency: 156.025MHz - 162.025MHz</li><li>Channel bandwidth: 25kHz</li><li>Receivers/transmitters: 2 x receivers, 1 x transmitter</li><li>AIS receiver sensitivity (20% PER): -111dBm</li><li>AIS transmitter power: 5W (+37dBm)</li></ul><p><strong>User Interface:</strong></p><ul><li>Indicators: Power, transmit timeout, error, silent mode</li></ul><p><strong>In the Box:</strong></p