Key features:

• Portable or stationary transmitter with USB jack available for conference, MP3 playing function.

• • Integrated rechargeable Lithium battery, only 4 hours charging time.
  • Easy to use battery charger
  • LCD display for battery power, channel, volume.
  • UHF and 2.4GHz for international free frequency licence.
  • 50-280 meters range from the transmitter to receivers.
  • 50-100 independent channels to choose, up to 19 work simultaneously at the same location.
  • Back with belt clamp for easy carrying.
  • Slim design and nice looking.
  • Very small size.