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The NK CoxBox® Rowing Performance Amplifier combines reliable and powerful voice amplification with stroke rate and timing for coxed rowing shells. The advanced CoxBox GPS model adds the speed or split of the boat as well as distance covered, workout timing, performance review, and location and performance streaming using the NK LiNK Logbook App and a mobile phone. Select just the CoxBox system components you need from this listing, or follow these links to equip your favorite coxswain with a complete CoxBox GPS or CoxBox Core system at a discount. Don’t forget to trade-in your older CoxBox unit for a discount if you have one!
A single-piece faceplate and large, easy to read display provide a more rugged and waterproof design.
Buttons are precisely located and sealed from the elements, reducing the potential for water to enter the unit. The lower profile design takes up less volume.
New cylindrical battery design provides 10+ hours of battery life with a more reliable, sustained charge.
No more dealing with sensors or magnets.
Monoblock™ connector port relocates microphone, speaker/charging and data ports away from the face of the unit, creating better readability and simplified serviceability.
Stablesocket™ design prevents rotation and bending of plug inserts, which protects pins and sockets from damage.
» Speed (GPS)
» Memory
» Cumulative Splits
» Distance per Stroke
» Instantaneous split speed
» LiNK Logbook™ integration
» Rapid Charging Smart Accessory
» Planned future integration with SMART modules, such as seat displays, impeller pod, and integrated boat lights
CoxBox GPS is designed to interface with NK LiNK Logbook, our new cloud-based workout analysis platform. Using the free App on your mobile device, you can upload workouts to a free, private account and then use the tools provided to store and analyze workout sessions.
CoxBox GPS can be used with NK LiNK Logbook's Team accounts, which offer wireless streaming to the cloud, privacy settings for anonymous workouts, and simultaneous data comparison between boats (or even seats!). Visit NK LiNK Logbook for more information.
CoxBox GPS | CoxBox Core | CoxBox | |
---|---|---|---|
Display Type | High contrast, sunlight readable monochrome liquid crystal display with 400 x 240 resolution and large, clear numerals. | High contrast, sunlight readable monochrome liquid crystal display with 400 x 240 resolution and large, clear numerals. | High contrast monochrome LCD |
Display Size | 3.6" x 2.6" x 1.2" (92 x 67 x 31 mm) |
3.6" x 2.6" x 1.2" (92 x 67 x 31 mm) |
2.75" x 1.5" |
Battery Life | 10+ hours | 10+ hours | 4 hours |
Charging Time | Standard Charger: 12 hrs. Espresso Charger™: 4 hrs. |
Standard Charger: 12 hrs. Espresso Charger™: 4 hrs. |
Overnight |
Performance Tracking Measures | Audio Wireless Stroke Rate Elapsed Time Speed (GPS) Memory Cumulative Splits Date Distance per Stroke Instantaneous Split Speed |
Audio Wireless Stroke Rate Elapsed Time |
Audio Stroke Rate Elapsed Time Memory |
Dimensions | 3.20" tall x 4.4" diameter | 3.20" tall x 4.4" diameter | 4" tall x 4.5" diameter |
Weight | 1lb 6.1 oz | 1lb 6.1 oz | 1lb 5.2 oz |
Waterproof | Waterproof (IP67, NEMA-6) | Waterproof (IP67, NEMA-6) | Waterproof (IP67, NEMA-6) |
Buoyancy | Floats | Floats | Floats |
Real-time LiNK Streaming to Cloud (BLE) | ✔ | × | × |
Connects to Integrated Smart Impeller Pod (Coming Soon) |
✔ | × | × |
Connects to Smart Seat Display (Coming Soon) |
✔ | × | × |
Connect to Smart Integrated Lighting System (Coming Soon) |
✔ | ✔ | × |
Connects to Espresso Charger™ Rapid Charging Module | ✔ | ✔ | × |
Warranty Period | Two Year | Two Year | Two Year |
Display Type | |
---|---|
CoxBox GPS | High contrast, sunlight readable monochrome liquid crystal display with 400 x 240 resolution and large, clear numerals. |
CoxBox Core | High contrast, sunlight readable monochrome liquid crystal display with 400 x 240 resolution and large, clear numerals. |
CoxBox | High contrast monochrome LCD |
Display Size | |
CoxBox GPS | 3.6" x 2.6" x 1.2" (92 x 67 x 31 mm) |
CoxBox Core | 3.6" x 2.6" x 1.2" (92 x 67 x 31 mm) |
CoxBox | 2.75" x 1.5" |
Battery Life | |
CoxBox GPS | 10+ Hours |
CoxBox Core | 10+ Hours |
CoxBox | 4 Hours |
Charging Time | |
CoxBox GPS | Standard Charger: 12 hrs. Espresso Charger™: 4 hrs. |
CoxBox Core | Standard Charger: 12 hrs. Espresso Charger™: 4 hrs. |
CoxBox | Overnight |
Performance Tracking Measures | |
CoxBox GPS | Audio Wireless Stroke Rate Elapsed Time Speed (GPS) Memory Cumulative Splits Date Distance per Stroke Instantaneous Split Speed |
CoxBox Core | Audio Wireless Stroke Rate Elapsed Time |
CoxBox | Audio Stroke Rate Elapsed Time Memory |
Dimensions | |
CoxBox GPS | 3.20" tall x 4.4" diameter |
CoxBox Core | 3.20" tall x 4.4" diameter |
CoxBox | 4" tall x 4.5" diameter |
Weight | |
CoxBox GPS | 1lb 6.1 oz |
CoxBox Core | 1lb 6.1 oz |
CoxBox | 1lb 5.2 oz |
Waterproof | |
CoxBox GPS | Waterproof (IP67, NEMA-6) |
CoxBox Core | Waterproof (IP67, NEMA-6) |
CoxBox | Waterproof (IP67, NEMA-6) |
Buoyancy | |
CoxBox GPS | Floats |
CoxBox Core | Floats |
CoxBox | Floats |
Real-Time LiNK Streaming to Cloud (BLE) | |
CoxBox GPS | ✔ |
CoxBox Core | × |
CoxBox | × |
Connects to Integrated Smart Impeller Pod (Coming Soon) |
|
CoxBox GPS | ✔ |
CoxBox Core | × |
CoxBox | × |
Connects to Smart Seat Display (Coming Soon) |
|
CoxBox GPS | ✔ |
CoxBox Core | × |
CoxBox | × |
Connects to Smart Lighting System (Coming Soon) |
|
CoxBox GPS | ✔ |
CoxBox Core | ✔ |
CoxBox | × |
Connects to Espresso Charger™ Rapid Charging Module | |
CoxBox GPS | ✔ |
CoxBox Core | ✔ |
CoxBox | × |
Warranty Period | |
CoxBox GPS | Two Year |
CoxBox Core | Two Year |
CoxBox | Two Year |
Specifications | |||
---|---|---|---|
Included in Package |
| ||
Warranty Period | 2 Year Warranty |
Measurements | |||
---|---|---|---|
Metric | Units | Range | Notes |
Chronograph | 00:00.00 | 00:00.00 - 59:59.99 | Auto roll-over at 1 hour. 1/100th sec. resolution. |
Stroke Count | 000 | 0 - 999 | Rate input from seat sensor, auto start with first stroke, auto roll-over at 1000 strokes |
Stroke Rate | 000 ½ | 10 - 127 ½ | Rate input from seat sensor, auto start with first stroke |
LiNK is NK’s connected environment which greatly expands performance and improves capabilities of the NK LiNK Wireless platform. The LiNK environment will include Bluetooth® low energy wireless connectivity to heart rate belts, sensors, phones, tablets, PC’s (dongle required) and Macs (dongle required) as well as cloud connectivity, web analytics and real-time tracking via apps. LiNK Logbook (mobile only) features include:
QUICK AND EASY TO STORE SESSION DATA
REVIEW AND ANALYZE SESSION PERFORMANCE
QUICK AND EASY TO STREAM LIVE DATA
SAFETY ON THE WATER
ESSENTIAL COACHING TOOL
IMPROVED SPECTATOR EXPERIENCE
NK offers LiNK programs for Windows and OS X/MacOS, which require the use of a NK Bluetooth Low Energy USB Dongle to provide compatible Bluetooth support. LiNK for Windows and OS X only provide a way to upload your data for export as a CSV or FIT file. We encourage using the NK LiNK Logbook app for iOS and Android, which allows you to upload, stream and review all the data in one spot without having to export to a 3rd party platform.
Learn More about LiNK | Get LiNK Now! |
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LiNK for Windows | |
LiNK for OSX | |
LiNK Logbook for iOS | |
LiNK Logbook for Android |