Silent Disco Headphone 500m Transmitter for Parties

Silent Disco Headphone 500m Transmitter for Parties

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" 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