Godox SkyTalk Air 4S 500m Wireless Intercom Headset System Full Duplex 4-Person
【Full-Duplex Intercom System】 No installation or setup required. 【Mute/ Full-Duplex/ PTT Modes】Mute Your Way, Toggle via convenient boom mic. 【5-User Networking】Flexible Grouping, Supports up to 5 users in one call.