42 Fishfinder 340C Owner’s ManualAPPENDIX > SPECIFICATIONS AND OPTIONAL ACCESSORIESA PPENDIXSpecificationsPhysical SpecificationsSize: 6.2" H x 6.3" W x 3.1" D (15.8 cm x 16.0 cm x 8.3 cm)Weight: 2.25 lbs. (1.02 kg)Display: 5.0" diagonal (12.7 cm), 4.0" H x 3.0" W, 256-color TFT displaywith adjustable brightness (234 x 320 pixels)Case: Fully gasketed, high-impact plastic alloy, waterproof to IEC 529 IPX7standardsTemp. Range: 5°F to 131°F (-15°C to 55°C)PowerSource: 10-33v DCUsage: 17 watts max. at 10v DC; 15 watts at 13.8v DC nominalFuse: AGC/3AG - 3.0 AmpSonarPower: Dual frequency, 500 watts (RMS), 4,000 watts (peak to peak);Dual beam, 400 watts (RMS), 3,200 watts (peak to peak)Frequency: 50/200 kHz (dual frequency), 80/200 kHz (dual beam)Depth: 1,500 feet (dual frequency), 900 feet (dual beam)(Depth capacity is dependent on water salinity, bottom type, and other waterconditions.)Using Simulator ModeYou can use Simulator mode to practice and learn the operationof the Fishfinder. If the Fishfinder does not detect a transducer, itautomatically starts in Simulator mode.While in Simulator mode, the Fishfinder shows a bottom scene,and you can control the Fishfinder (except the Gain and Auto Gainoptions). If no keys are pressed for two minutes, the Fishfinderautomatically resets to default settings while in Simulator mode.To exit Simulator mode, turn off the Fishfinder.Optional AccessoriesPurchase the following optional accessories on the Garmin Web site:Quick-release flush mount kit—mounts your Fishfinder flushon the bulkhead or cabin wall. Press the side clips to release theFishfinder so you can take it with you.CANet™ connection kit—allows you to connect your Fishfinder340C to CANet-capable Garmin chartplotters, so you can readsonar displays on chartplotters located elsewhere in the boat.Go to www.garmin.com for the following information:• The most recent list of available accessories.• Documentation updates.