Audio Technica AT803b condensor lavalier microphone

These microphones are in Excellent condition and have never had any batteries installed, as you can see from the condition of the compartment.  This is a fine all around Lav for TV work and can also be used in fixed installations for conference tables or overhead (ceiling) recording systems.   TIe clips are not included and generic replacements are easily obtained. 

SPECIFICATIONS

Frequency Response: 30 - 20,000 Hz
Low Frequency Roll-Off: 80 Hz, 12 dB/octave
Open Circuit Sensitivity: Phantom: -44dB (6.3 mV) re 1V at 1Pa
Impedance: 200 ohms
Maximum Input Level: 135 dB SPL, 1kHz at 1% T.H.D.
Dynamic Range (typical): 107 dB, 1 kHz at Max SPL
Signal-to-Noise Ratio: 66 dB, 1kHz at 1 Pa
Phantom Power Requirements: 11-52V DC, 2 mA typical