For sale is a Sennheiser SK 100 G4 Bodypack Transmitter for Wireless Microphone (Frequency range A 516-558 MHz Mic system). 

In very good condition. Works well. This is a nice professional wireless mic transmitter. Only the transmitter is included in this sale. Nothing else. 

Features
  • Adaptive-diversity reception for reliable transmission up to 330'
  • 42 MHz bandwidth with 1680 tunable UHF frequencies for interference-free reception
  • Frequency scan function automatically searches for the cleanest frequency at your location
  • 20 frequency banks, each with up to 12 factory-preset channels to prevent intermodulation
  • Adjustable input sensitivity on both transmitters accommodates mic levels ranging from booming voices to quiet speech, and even line-level audio
  • Pilot tone squelch for eliminating RF noise when transmitter is turned off
  • User-friendly menu operation with flexible control options
  • The Transmitter feature 4-step battery-life indicator
  • RF Mute function
  • Long battery life
  • Powered via AA batteries or rechargeable AA batteries (NOT included)