Sennheiser EW 300 IEM G3 Bundle / C-Band - Evolution Wireless In Ear System, 2x EK 300 IEM G3 bodypack receiver, SR 300 IEM G3 9.5" receiver, stereo mini-jack earphone output, display with frequency and battery power, 1680 switchable frequencies in 42 MHz range, C-Band frequency range (734.000-776.000 MHz), 21 banks with up to 16 preset frequencies, adjustable Limiter, 5-band EQ in transmitter, switchable HF power (10/30mW), pocket receiver with charger contacts for optional BA 2015 NiMH battery, pilot tone/squelch, auto tune to search free frequencies, WSM support (Ethernet port for frequency management), LCD display with NF-peak hold, HF power and channel, 1x BNC antenna connection, 2x jack/XLR female balanced combi inputs, requires 10.5-16V DC power, includes NT2 power supply, 2x IE4 earphones, 2x 1.5V batteries and GA3 rack kit. Please note: Due to every country having different regulations, you may need to contact your local licensing authorities before using a wireless system.