This is a Pulse 2400/2700 MHz Shadow Direct Transit Antenna. Its part number is SLPT698/2170DMNW.

Specifications:

• Mfg Part Number: SLPT698/2170DMNW
• Manufacturer: Pulse Electronics / Larsen Antennas
• Antenna Style: Shadow Low-Profile Transit
• Antenna Category: 698-2700 MHz 3G / 4G LTE
• Polarity: Linear
• Bands: Single
• Directional or Omni: Omnidirectional
• Frequency 1: 698 - 960 MHz
• Gain 1: 4.5dbi
• Frequency 2: 1710 - 2400 MHz
• Gain 2: 5.6dBi
• Frequency 3: 2500 - 2700 MHz
• Gain 3: 4dBi
• Impedance: 50 ohms
• Max Input Power (W): 10
• VSWR: < X: 1: 3.0:1/ 2.0:1/ 2.2:1
• Horizontal/Azimuth Beamwidth: 360
• Height/Length (inches): 2.5
• Thickness/Diameter (inches): 1.5
• Weight (lbs): 0.28
• Weight (grams): 130
• Material: PC ABS Plastic
• Operating Temp (celsius): -40 to 85
• Mount Style: Direct: N-Female
• Color: White
• Connector: N-Female
• IP Rating: IP67
• OK for Outdoor Use: Yes
• Vehicular: Yes
• Ground Plane Required: No