Overview Compatible Antenna for Raspberry Pi Compute Module 4, supports 2.4G/5G WiFi frequency band Antenna specification: Frequency range: 2400-2500/5100-5800 MHz Bandwidth: 100–700MHz VSWR: = 2.0 Gain: 2 dBi Impedance: 50 ohm Polarisation: Vertical Radiation: Omnidirectional Maximum power: 10W Antenna dimensions: 108 mm × 10 mm Package Contains ORD-CM4-ANTENNA x1 For more details you may need to know, pls firstly send me message via , I will then send attached document including User Guide for you, thank you for patience.;D