Silent Disco Headphone 500m Transmitter for Parties

Specification: 1.Voltage： 9VDC/3.7Vlithium 2.Electronic Current：LOW：90mA（TYP） HI： 300mA（TYP） 3.Frequency：915MHZ 3 channels 4.Power LOW:10dBm HI:29dBm 5.Antenna gain：5dBi 6.Modulate：FM 7.Frequency Response：60HZ~12KHZ 8.Power-on Sensitivity:60mVp-p 9.Automatic level control sensitivity：typical 700mVp-p 10.Automatically power off when no signal is received for 10 minutes(TYP) 11.Embeded lithium battery capacity：600mAH 12.Power charge current：350mA(MAX) 13.Charge time：less than 3H 14.Lithium battery working time: 6 H 15.Effective distance in vast place：up to 500 metres

• The TRANSMITTER is a kind of UHF high power transmitter, professional design, 5dBi Omni Antenna, and embedded 3.7V/600mA lithium battery, enabling 6~8 hours of continuous working time.
• The frequency of transmitter is 915MHZ, with an inside switch between 3 channels, external buttons is adjustable.
• Apply of advanced high power valve stably enabling the transmitter a long time working and when pairing the specific receiver, the operating distance is up to 1640 ft.
• You can add more transmitters for extra channels of music (up to 3), or extra headphones for more guests (unlimited). It all works instantly.
• Up to 1,640 ft. operational range on the "High" broadcast mode, 640 ft. on "Low"