This external, active GPS antenna will unleash the potential of your PMB-688 GPS receiver allowing it to lock onto more satellites and increasing its accuracy. A magnetic base makes mounting easy and the 9' cable gives you ample room for placement.

Features:

• Increases accuracy of PMB-688 by allowing more satellites to be acquired
• Magentic base for mounting
• 9' cable w/connector

Key Specifications:

• Center Frequency: 1575.42 MHz
• Dimensions: 1.50 x 1.40 x 0.54 in (38.1 x 35.5 x 13.7 mm)
• Operating temp range: -40 to +158°F (-40 to +70°C)