Owner's Manual
Page 75
... adjustable brightness, 320 × 234 pixels. GPSMAP 431/431s GPSMAP 441/441s GPSMAP 531/531s GPSMAP 541/541s High-sensitivity, 12 parallel channel, WAAS-capable receiver. GPSMAP 536/536s GPSMAP 546/546s Update Rate: once per second GPSMAP 400/500 Series Owner's Manual 69 Temp. GPSMAP 430/430s GPSMAP 530/530s GPSMAP 540/540s GPSMAP 440/440s GPSMAP 535/535s GPSMAP 545/545s High-sensitivity, 14 parallel...
... adjustable brightness, 320 × 234 pixels. GPSMAP 431/431s GPSMAP 441/441s GPSMAP 531/531s GPSMAP 541/541s High-sensitivity, 12 parallel channel, WAAS-capable receiver. GPSMAP 536/536s GPSMAP 546/546s Update Rate: once per second GPSMAP 400/500 Series Owner's Manual 69 Temp. GPSMAP 430/430s GPSMAP 530/530s GPSMAP 540/540s GPSMAP 440/440s GPSMAP 535/535s GPSMAP 545/545s High-sensitivity, 14 parallel...