No adapter or Bluetooth is needed, you can just plug in and play.
The 6 hours of playtime are solely designed for your convenience to use the wireless microphone at your own pace and time.
The accurate voice-picking feature is another special feature this device is famous for.
Owing thanks to the 64 DBM adaptive noise reduction now you can listen to your favorite music without any excessive noise
Noise Reduction: 64DBM
Connector Type:type-c
Color: Black
Microphone: Digital Silicone Mic
Input Voltage: 5V
Battery Capacity: 70mAh
Charging Compartment Battery: 300mAh
Battery Life: 6 Hours
Signal-to-noise Ratio: 64DBM Adaptive Noise Reduction
Transmission Delay: 30MS
Sensitivity: -42DB
Frequency Response Range: 20-20KHz
Transmission Distance: Barrier-free 20m-30m
No adapter or Bluetooth is needed, you can just plug in and play.