Sennheiser EW 300 IEM G3 / A-Band, Evolution Wireless In Ear System, BODYPACK UHF receiver (EK 300 IEM G3), and 9,5" transmitter (SR 300 IEM G3) 3,5mm jack output for earphones, Display with frequency and batterypower, 1680 switchable frequencies in 42 MHz range, frequencyrange -A-Band 516 - 558 MHz, 21 banks with up to 16 preset frequencies, adjustable Limiter, 5-Band EQ in transmitter, switchable HF power 10/30 mW, pocket reveiver with charger contacts for optional Akku BA 2015 (NiMH), pilottone-squelch, Autotune to search free frequencies, WSM-Support (Ethernet-Port for Frequency Management), LCD Display with NF-Peakhold and HF power and channel, 1 BNC antenna connection, 2x jack/XLR female balanced combi input, power 10,5 - 16 V DC, incl. powersupply NT 2, 1 earphone IE 4, 2x 1,5 V battery, Rackkit GA 3. Please note: Due to every country having different regulations, you may need to Contact your local licensing authorities before using a wireless system.