GA(TM) 38 GPS/GLONASS Antenna for CortexA(R) V1 & M1Built to take advantage of the GLONASS system/constellation of satellites as well as standard GPS, this robust external antenna is packaged in a low-profile water-resistant housing and provides 3 easy mounting solutions: pole, surface, or under-deck (for the underside of fiberglass decks). External GPS/GLONASS antennas provide increased flexibility and installation options as well as the potential for enhanced reception of GPS/GLONASS signal for those products with built-in GPS/GLONASS antennas.Specifications: Dimensions (DxH): (inch) 3-19/32" x 1-5/18" / (mm) 91.6 x 49.5 Weight: 7.1 oz / 201 g. Temperature Range: -22Adeg F to 176Adeg F / -30Adeg C to 80Adeg C Case Material: Fully gasketed, high-impact plastic alloy, waterproof to IPX7 What&';s In The Box? GA 38 Surface mounting bracket Pole mounting bracket Under-deck mounting bracket Mounting hardware BNC-SMA antenna cable (32 ft/10m) Installation instructions Specifications: Type: Antennas Box Dimensions: 4"H x 4"W x 6"L WT: 0.8 lbs UPC: 753759318703