Wireless Lavalier Microphone Proove Toneline Black (Ptwm)

Material: PC + ABS; Microphone type: digital; Battery type: lithium; Battery capacity: case - 230 mAh, microphone - 80 mAh; Type-C input: DC 5V/1A; Charging time: case - ~2.5 hours, microphone - ~1.5 hours; Microphone operating time: up to ~5.5 hours; Signal-to-noise ratio: >65 dB; Signal delay: 22 ms; Frequency range: 20 Hz - 20 kHz; Sensitivity: ±38 dB; Connection radius: up to 70 m; Compatibility: Android, iOS, Windows, cameras; Connectors: Lightning / Type-C / AUX;