Mars helicopter Ingenuity communicates with rover Perseverance using the ultra-low-power Zibgee protocol standard over a 914 MHz link.
Data rate: 250 kbps
Range: up to 1 km
Antenna: Monopole, omni-directional, 7.3 cm tall, 1 mm thick, gold-plated stainless steel.
Electronics: Commercial off-the-shelf (COTS) radio and processor elements, not radiation hardened.