HUA WEI RRU3971 02311NCV is a remote radio unit (RRU) produced by Huawei for base stations, mainly operating in the 2100MHz frequency band, supporting 4T4R MIMO technology and 60MHz bandwidth, suitable for 4/5G wireless network deployment.

The Nokia FRGU 472956A is a Flexi RF Module produced by Nokia, designed for communication base station equipment, supporting the 100MHz frequency band, and featuring a 6Tx/6Rx configuration (6 transmit channels and 6 receive channels).

Nokia AZNA 473914A is a multi-band wireless communication device, supporting 2G/3G/4G networks and is widely used in base station construction.

The Nokia ARGA 474800A is a part of Nokia's wireless network infrastructure product line, designed specifically for 4G networks. Its core functions include: support for the 2100MHz frequency band, suitable for mobile communication signal transmission. As an RRU (Remote Radio Unit), is responsible for signal processing between the base station and terminal devices. It can be paired with high-gain antennas, such as wall-mounted fiberglass antennas, to enhance the coverage.

The Nokia AREA 474198A is a radio frequency module (RFM) from Nokia's AirScale series, primarily designed for radio units (RRUs) in 4G/5G wireless base station systems, supporting 6T6R configurations and the 1800MHz frequency band.