the t.bone RB 500 FetAmp Bundle@+*Bundle offer comprising*, the t.bone RB 500, Ribbon Microphone, Very warm, natural sound, Figure 8 characteristic, 2” Aluminium ribbon (strength: 2 µm), Frequency range: 30 - 18.000 Hz, Sensitivity: -60 dB /1mV/PA (0dB = 1V/PA @ 1 kHz), Maximum SPL: 148 dB, Delivery incl. U bracket and padded carrying bag, XLR cable attached to the microphone, Thomann FetAmp, Microphone Preamplifier, Extremely low-noise Class A JFet amplifier, For dynamic and ribbon microphones, 2 Matched JFet transistor pairs, Input: Balanced 3-pin XLR female, Output: Balanced 3-pol. XLR male, Input impedance: 20 kOhm, Gain: 28 dB (@ 3 kOhm source impedance), Frequency response: 10 - 50,000 Hz (+/- 1 dB), Requires phantom power: 24 - 48 V., Dimensions (L x W): 77 x 22 mm, Weight: 35 g, Developed and produced in Germany@+*Note:* Does not allow phantom power to pass through to the microphone