The system is in brand-new "open box" condition and comes with the original packing, the transmitter box, 1 wireless receiver pack, power cable, users manual, and antenna. NOTE: The only thing missing is the wired earbuds and earpieces. Otherwise, everything is exactly like you would get if you bought it new. Here are the specs from the Carvin website.» Operating RF Frequency: 518-542MHz. » RF Output Power : 10mW. » Nominal Frequency Deviation : ±40KHz. » S/N ratio : 80dB (A weighted). » Image frequency rejection : 80dB. » Audio Input Impedance : 20k. » Input level switch : 0dB / -10dB. » AC Mains input : 100V-240V (50-60Hz). » Receiver power : 2AA batteries.
» Battery life : 8 hours. » Net Weight : Base 3.2lbs Receiver.» Dimensions : Base (EM900) 8.35W x 9D x 1.75H. » Dimensions : Receiver (EM901) 4.5H x 2.75W x 1D. » Fuse : 0.5A 250V 19.5mm x 5.2mm dia. Please see the photos for full details and condition. So, the unit's box now features some wear not shown in the photo. Just making sure we state that for anyone who really cares about the box. The item "Carvin EM900 Wireless In-ear Personal Monitor Transmitter & Receiver System" is in sale since Tuesday, April 7, 2020. This item is in the category "Musical Instruments & Gear\Pro Audio Equipment\Speakers & Monitors". The seller is "stringsofdoom" and is located in West Palm Beach, Florida. This item can be shipped to United States.