The AL-MAGPIE-NEST is the charging station designed to be used with the Atlas Learn AL-MAGPIE wireless infrared microphone. The AL-MAGPIE-NEST is a low profile charging system that is designed to be desk or shelf mounted for easy access. The unit can charge up to two AL-MAGPIE wireless microphones at the same time. Charging status is indicated by the LED located next to each charging position. Red indicates that the unit is charging and green indicates the unit is fully charged and ready to be used. AL-MAGPIE-NEST includes the charging station and power supply. AL-MAGPIE microphones are sold separately. Use only Atlas Sound rechargeable batteries with NEST and transmitter.