The N3Audio (N3A) is a digital audio altimeter, designed to integrate with your mp3 player. 

Note: You must wear a headset with the N3 Audio to hear the alarms, there is no speaker built into the unit. Also please note the N3A is NOT a VISUAL altimeter.

Alarms

The N3A speaks your current altitude.
Downloadable wav files.
Seamlessly integrates with your mp3 player.
Has preset verbal freefall and canopy alarms.
Eight alarm groups that each have alarm altitudes which may be set independently.
Adjustable canopy and freefall alarms.
Freefall and canopy alarm volume is adjustable.

Case

Anodized aluminum case.
Toughened glass lens.
Clickable flush buttons.
USB rechargeable.
USB interface to PC.
Waterproof up to six feet for up to one hour.

Logs

Logs 200+ jump Profiles and 2,500+ jump Summaries.
Jump odometer.
Up do 32 drop zone and aircraft names can be entered using the NMU.

Display

Time can be set to 12 or 24 hour format.
Date can be set to USA or International format.
Temperature can be displayed in F or C.
Speed can be displayed in mph or kmh.
LCD may be flipped.
Menu scrolls and wraps.

Clocks and Timers

Sleep timer
Alarm clock
Load timer

All of these features and more!

For more information, visit http://forum.altimaster.com/content.php?145-N3A-Product