How much does this cost to the nearest dollar?

EXMAX EX-938 Wireless Headset Microphone Tour Guide System Interpreter Transmitter Translator in Your Ear for Church Translation Simultaneous Interpretation (1 Transmitter 10 Receivers & Storage Case)
✤ 492FT LONG TRANSMISSION DISTANCE EXMAX EX-938 UHF wireless voice acoustic audio transmission system could transmit the voice of who speaks to the microphone of transmitter to the people who wear earphone of the receivers,transmission distance is about 492 meters.This EX-938 translation equipment helps tour groups/speakers/lecturers/minister overcome background noise and keep social distancing, can hear clear even when there is loud music. ✤ 11 SELECT-ABLE UHF CHANNELS ALL MULTIGROUP WORKING 11 select-able UHF Channels allow at least 

Price is $498.00
Price: $498