Relacart R2S Wireless Lavalier Microphone 2.4GHz Mini Portable Transmitter Receiver Dual-Channel Mic HD Calls Intelligen

Specifications System tech Transmission frequency band 2400MHz 2483 5MHzAudio frequency response 200Hz 20KHz±3dBSignal to noise ratio 85dBMaximum input sound pressure 197dB SPLPairing method automaticEffective working distance 30 meters with obstacles 50 meters open space Working temperature 5℃ 50℃ Transmitter Transmission frequency band 2400MHz 2483 5MHzTransmit power 10dBmTransmission Type Frequency Hopping Digital FSKBattery life 6 hoursAntenna mode built in F type antennaOutput interface 3 5mm TRSOperating temperature 5°C 50°CDisplay mode Multi function LED display modeMicrophone pickup method omnidirectional built in microphone and external lavalier Power supply requirements built in lithium battery charging via standard USB 5V via Type C interfaceDimensions 50mm 44 5mm 15mmWeight 35g Receiver Transmission frequency band 2400MHz 2483 5MHzReceive Sensitivity 86dBmTransmission Type Frequency Hopping Digital FSKBattery life 7 hoursAntenna mode built in F type antennaOutput interface 3 5mm TRSDisplay mode Multi function LED display modeOperating temperature 5°C 50°CPower supply requirements built in lithium battery charging via standard USB 5V via Type C interfaceDimensions 50mm 44 5mm 15mmWeight 35gFeatures 1 Ideal for one person two person vlog YouTube video live streaming interview recording etc 2 Compatible with DSLR mirrorless camera smartphone and computer 3 2 4GHz wireless signal transmission technology 4 In