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 minsSpecifications:MicrosoneBluetooth Chipset: Bluetooth 5.2Bluetooth Codec: AptXBattery Power: Internal rechargeable Lithium-lonBattery Charging: Wireless contact chargingFrequency Response: 100Hz – 9kHzSize: 0.70″ (18.00mm)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