Feature:1. ANTI INTERFERENCE: The wireless microphone headset adopts 2.4G frequency, no delay, anti interference, ensuring stable sound transmission.2. EASY TO USE: 2.4G wireless microphone headset with the latest frequency hopping technology, no frequency pairing, automatic connection, plug and play.3. NOISE REDUCTION: 2.4G wireless mic headset with built in chip, strong noise reduction, filter unnecessary noise, provide pure sound quality.4. WITH ADAPTER: Wireless microphone headset is equipped with 3.5mm to 6.35mm adapter, suitable for all kinds of sound devices, flexible connection.5. DETACHABLE: The head mount and transmitter of the head mic can be detached freely, which can meet the demand of handheld use and is convenient to carry.Specification:Item Type: Wireless Microphone HeadsetMaterial: ABSBattery Type: Lithium BatteryReceiver Battery Capacity: 400mAh (Included)Single Microphone Battery Capacity: 400mAh (Included)Transmit Frequency: 2400HzSound Response: 20-20KHzSound Signal: Digital Sampling, Mixed OutputPower Consumption: 35mACharging Time: About 1.5 HoursUse Time: About 12 HoursApplicable Equipment: Amplifier, Trolley Speaker, Power Amplifier, Teaching All in One Machine.Package List:2 x Microphone1 x Receiver2 x Head Mount1 x Instruction Manual 1 x One for Two Charging Cable1 x 3.5MM to 6.35MM Adapter