Catchbox Plus Cube Transmitter, Wireless Microphone, 1.8/1.9 GHz band, Omnidirectional, Range: approx. 100 m, Battery life: approx. 12 hours, Charging time: approx. 3 hours via USB-C, approx. 6 hours via Catchbox Wireless Charger, Frequency response: 50 - 20000 Hz, Latency: 12 ms, Self-disinfecting due to ViralOff Antimicrobial Technology, Automute function, Dimensions (W x H x D): 180 x 180 x 180 mm, Weight: 370 g