Wireless Lavalier Microphone Mobile Phone Direct Plug Noise Reduction Radio Portable $ 131.09 Product information: Model: BY-M1LV Color classification: BY-M1LV-U [for Android Type-c interface phones] BY-M1LV-D [for Apple Lightning interface phones] Usage: collar clip Power supply mode: built-in lithium battery Microphone type: professional recording microphone Size: 40x38.2x4mm/23x38.2x4mm Transmission mode: 2.4GHz Antenna: PIFA antenna Signal modulation: Gaussian frequency shift keying Endurance: about 6 hours Operating range: up to 100m (barrier free) Audio output interface: 3.5mm jack RF output power: 3.16mW Microphone polarity mode Built in microphone: omnidirectional Frequency response: 0Hz-8.5KHz Signal to noise ratio:>70dB Built in microphone: 110dB SPL Power supply mode: built-in lithium battery uSB-c DC 5V Packing list TX transmitter X1PCS RX receiver X1PCS Type-C charging wire X1PCS Wind proof wool cover X1PCS Matching thimble X1PCS
