The Microsone Discreet Audio Monitoring System features the worlds smallest rechargeable bluetooth earbud, along with the most versatile IFB transceiver ever built. Its perfect for on-screen and on-stage talent to be fed lines, take direction or cues, or listen to music playback. Broadcasters no longer need to be wired up with an IFB pack at the desk or in the field. Performers at houses of worship, or speakers delivering an impassioned speech can have information fed right into their ear right in front of the crowd without the need for disruption. Microsone is the wireless IFB solution that you have been dreaming of for years.Main Features:Microsone:One singular, solid earbud with no buttons, dials, lights, or extraneous piecesBuilt-in 5 hour lithium-ion batteryDurable and drop-proofAvailable in light and dark skin tonesCharging Case charges Microsone in 40 minsControl Pack:Transceiver and remote control for MicrosoneOperates on VHF (174-217MHz) AND UHF (470-608MHz)Compatible with any existing analog transmitter in same frequency rangeColor OLED display shows frequency, RF and AF levels from transmitter, and pairingField programmable, no computer or extra equipment requiredFrequencies can be stored in user banks for fast switchingHeadphone jack for wired IFB use or troubleshootingPowered by two AA batteriesUSB-C port can charge rechargeable AA batteriesUSB-C Port on may be used as a battery eliminator for Permanent-On statusSpecifications:MicrosoneBluetooth Chipset: Bluetooth 5.2Bluetooth Codec: AptXBattery Power: Internal rechargeable Lithium-lonBattery Charging: Wireless contact chargingFrequency Response: 100Hz – 9kHzSize: 0.70″ (18.00mm)Control PackOperating Frequencies: 174MHz – 217MHz and 470MHz – 608MHzFrequency Steps: 0.025MHzCompatible Transmitters: Analog FMUser Programming: 4 User Banks of 8 Channels EachUSB Protocol: USB Type C for firmware updates, battery charging, and plug-in powerBattery Power: 2 AA Batteries (rechargeable through USB port)Audio Output: Bluetooth & 3.5mm HeadphoneVolume Knob: Controls Microsones & headphone outputAntennas: InternalDisplay: Color OLEDMeters: Radio Frequency, Audio Frequency, BatteryDisplay Timeout: 60 secondsSize: 3.34″ x 2.67″ x 0.86″ (85mm x 68mm x 22mm)Charging CaseUSB Protocol: USB Type C for Internal Battery ChargingDisplay: Indicates Internal Battery and ChargingSize: 1.22″ x 2.79″ x 1.45″ (31mm x 71mmx37mm)GeneralPatent Pending: #17/581,750