GPS for Serious Outdoor Adventures
With its rock-solid design, high sensitivity chipset, and included map and imagery sources, the Earthmate PN-40 delivers reliable performance in the most demanding conditions.* Its unrivaled selection of map and aerial imagery options means you'll always have the most complete navigation information available.
*DeLorme PN-Series receivers have been used successfully in numerous Artic and Antartic expeditions.
NEW in the PN-40 (compared to the PN-20)
- 32-channel STMicroelectronics Cartesio chipset
- Dual-core processor for blazing-fast performance
- 500 MB of available onboard Flash memory
- Support for high-capacity SD cards (SDHC) up to 32 GB
- 3-axis electronic compass
- Barometric altimeter
- More detailed onboard base map data for the U.S., now with secondary and connector roads, along with major highways and thoroughfares for the entire world (still providing detailed U.S. street and backroad detail via included Topo USA software)
- Fast USB 2.0 data transfers to in-device SD card - no external card reader required
The Earthmate PN-40 is a high-sensitivity, high-performance, bright-color-screen handheld GPS that offers an unrivaled selection of display options including up-to-date Delorme Topo USA topographic maps, color aerial 
imagery, USGS 7.5-min. topographic quad maps, and NOAA nautical charts.
With its 32-channel STMicroelectronics Cartesio chipset and Delorme ConstantLock technology, the PN-40 acquires satellite signals quickly and retains them in the most challenging GPS environments. Map and imagery displays are lightning-quick thanks to a powerful dual-core processor.
A three-axis electronic compass can be used with the PN-40 held in any position, moving or standing still, while a barometric altimeter provides reliable altitude readings. The on-board base map includes major highways and thoroughfares worldwide plus secondary and connector roads in the U.S. Detailed U.S. street and topo maps can be selected from the included Topo USA software.
The PN-40 holds up to 1,000 user-defined waypoints, 50 routes, and 10 tracks. All can be easily received from or sent to the included Topo USA software. The device displays both road and trail routes automatically generated using Topo USA. Road routes and direct (point-to-point) routes also can be generated on the PN-40.
Available onboard Flash memory totals 500 MB and the PN-40 also supports high-capacity SD cards (SDHC) up to 32 GB. The 65K-color daylight-readable TFT screen provides clarity in any light conditions including 
direct sunlight. The PN-40 is WAAS-enabled, waterproof to IPX-7 standards, comes in a rugged, impact-resistant rubberized case, and weighs just over five oz.
Included with the PN-40:
Unlike other GPS recievers that require additional map and data purchases, the PN-40 comes with up-to-date DeLorme Topo USA mapping software in the package. This is the full version of Topo USA, with all its desktop and GPS capabilities included. Also in the package: East, Central and West regional DVDs with detailed U.S. street and topo maps by state or region; a 1-GB SD card -- ideal for large map and imagery transfers; a detailed user manual; a Quick Start guide; and two AA batteries. A $40 cerificate is included for downloading supplementary datasets and then a new $29.95 Map Library annual subscription plan is offered for unlimited data downloads.
DeLorme Earthmate PN-40 Product Information
Fact Sheet PDF 
What's in the Box PDF
Using the PN-40 with TopoUSA PDF