Rumberger TA3000 X- S Descant and Bass, Treble and SBE- 2 Bass Microphone System, For 72 bass accordion and Styrian harmonica, Incl. installation and ready-to-play setup, Power on and off (mute) button, Extremely low power consumption, Ready for radio operation, Easy operation, Uniform sound pickup, Absolutely overload-proof, Integrated filters (EQ's) for optimal sound, Three separately adjustable signals (treble, bass, vocals), Input for optional vocal microphone, Extremely low structure-borne sound transmission, Two-channel, configurable output, Battery status indicator, Battery power supply: 1.5 V alkaline AAA, Operating time: approx. 20-25 hours, Directional characteristic - treble: Cardioid, Directional characteristic - bass: Omnidirectional, Frequency range: 50 - 20,000 Hz, Output impedance: 600 ohms, Output level: max. 0 dBu, Precious metal housing, Weight: 190 g, Length: 30.9 mm, Number of microphone capsules: 4@+@+*The return policy (30 days Money Back) is completely excluded for this item according to our General Terms and Conditions §4 paragraph 5 in connection with §312d BGB paragraph 4, because it is a custom-made product.*