Telefunken ELA M 260 Master Stereo Set

I have one new set of Telfunken ELA M260 small condenser microphones. New used. I bought these for a recording project I never did. Original box/. Save $600.00

Type: Vacuum Tube Condenser
Polar Pattern: Cardioid, Omnidirectional, Hypercardioid
Frequency Range: 20 Hz – 20 kHz, ±3 dB
Power Source: External Power Supply
Capsule: TK60, TK61, TK62 – Edge Terminated Small Diaphragm, Thread-on
Tube: NOS Philips 5840W
Transformer: TELEFUNKEN Elektroakustik T60
Sensitivity: 16.5 mV/Pa, ±1 dB
THD at 1kHZ at 1Pa (Amplifier): < 0.15%
Output Impedance: 200 Ω
Maximum SPL (for 1% THD): 135 dB
S/N Ratio: 83 dBA
Self Noise (Amplifier): 11 dBA
Dimensions: 140 mm L x 20 mm Dia
Weight: 116 g
Included Accessories: Tube Mic Cable, Power Supply, Shock Mount, Foam Windscreen, Carrying Case