The SP10R4M from SigaTek is a 4-Way Resistive Power Divider that operates from DC to 20 GHz. It can handle an input power of up to 0.5 W and has an insertion loss of less than 14.5 dB. This power divider has an amplitude balance of ±0.5 dB and a phase balance of ±6.0°. It is available in a module that measures 58.42 x 19.05 x 10.16 mm and has 4x SMA-female / 1x SMA-male connectors.