For some reason, the master unit would not accept the device's motion signals, don't know why but I had the external motions from previous units, attached them to these devices, and it synched, becoming fully functional in a program with the master unit. I would not recommend this.
Logitech G G603 Lightspeed Wireless Gaming Mouse, Black
203 Review
Keyboard Logitech K380 Multi-Device white, English
131 Review
Razer DeathAdder Elite - Multi-Color Ergonomic ๐ฑ๏ธ Gaming Mouse for Mac: eSports Gaming Mouse (Renewed)
35 Review
SteelSeries Rival 3 Wireless Gaming Mouse - Long-lasting 400+ Hour Battery Life - Dual Wireless 2.4 GHz & Bluetooth 5.0 - 60 Million Clicks - High Precision 18,000 CPI TrueMove Air Optical Sensor (62521)
37 Review