The c-Series c127 12.1" multifunction display (MFD) is designed todeliver no-compromise performance, incredible networking capability, and asuperior user experience. The c127 has a bright, sunlight viewable LCD screenand LED backlighting for maximum power savings. The c127 MFD includes aconvenient built-in HD Digital Sounder, a standard built-in high sensitivityGPS receiver, and has dual chart reader slots for Navionics charts on microSDcards. The c127 is a networking powerhouse with built-in Wi-Fi and BluetoothWireless Networking.