4G LTE WiFi 12DBi Omni External Barrel Antenna with SMA Male, SMA Key Chain Series Wearing the headphones correctly without

Wearing the headphones correctly without playing music can directly isolate the noise of about 26dB

One Package Size 30cm * 21cm * 21cm / 11

shockproof and scratch-resistant

Carton Size 61cm * 42cm * 42cm / 24

One Package Size 27cm * 16cm * 7cm / 10

4G LTE WiFi 12DBi Omni External Barrel Antenna with SMA Male, SMA Key Chain Series Wearing the headphones correctly without1. Item: Omni directional antenna 2. Gain(dB): 10 12dBi 3. Frequency range: 698 960MHz, 1710 2700MHz 4. Impedance: 50Ohms 5. Antenna connector: SMA male 6. VSWR: <=2. 5dB 7. Polarization: vertical and horizontal 8. Cable length: 5m 9. Working temperature: 40 +65 Degrees Celsius 10. Vertical half power angle: 70+ 15 Degrees 11. Maximum imput power: 10W Specification: Package Weight One Package Weight 0. 48kgs 1. 06lb One Package Size 36. 5cm * 7. 5cm *