Sennheiser EK IEM G4 A-Band

Sennheiser EK IEM G4 A-Band, In-ear bodypack receiver, Evolution Wireless Series, Frequency range: A-Band, 516-558 MHz, Charging contacts for optional BA 2015 (NiMH) rechargeable battery (battery is not included, must be purchased separately), Pilot tone, 4-Digit battery indicator, LCD display with RF / AF level- and channel display, 3.5 mm Jack input for earphones, Adjustable limiter, Operates with 2x 1.5 V batteries or rechargeable battery, Includes IE4 earphones ...