iSOLO Wireless Car Microphone Single Handheld Wireless Car Mic Connect by Car FM Frequency Compatible All Car With FM Radio Function + FM Transmitting Antenna

iSOLO Car Karaoke Single Wireless FM Handheld MicrophoneSpecial Note ： Please pay attention to the use of car karaoke function without affecting the driver's normal driving . You can use the other audio player with FM frequency modulation receiving function to replace car audio to enjoy wireless karaoke . FM signal strength in different regions ，please select the frequency band with better effect according to local actual situation . FM transmitting antenna is at the bottom of microphone . Please do not hold the antenna when using it . Function Introduction ：Power On : Press and hold the power key for 2 seconds . At the same time , the blue indicator lights up and the display shows the battery power . If the microphone bluetooth is not connected to the mobile phone , the blue indicator is always on . Shut Down ： Press and hold the power key for 2 seconds to turn off . Display Shows ： Battery Charge > Emission FrequencyPower Indication : When the battery is low ， the blue indicator light will flash slowly . The solid bar on the display represents the battery power ， the more displayed means more power .Technical Parameter :Head Type ：Moving Coil HeadOuter Diameter Of Sound Head ： 28mmSensitivity : -55(+/- 3dB)Radio Frequency Shielding : Anti Mobile Phone/SMS InterferenceSignal To Noise Ratio : -87dBFM Signal To Noise Ratio : >48dBRF Output Power ： 18dbmSensitivity ： -70dB（+/- 3dB）Frequency Response : 100hz-13khzDirectivity : Single DirectionPower Supply Mode : Built In Lithium BatteryBattery Capacity : 1000mAhCharging : DC 5V*1ABarrel Material : Aluminium Alloy + PlasticWeight : 0.27kgHow To Connect With Car Audio ?1. Power on the mic and connect to mobile phone by bluetooth (If want to play songs by phone). 2. Adjust the car FM Radio frequency and mic frequency to the same .3. Done . Start your karaoke time .