Audio-Technica Condenser Microphone (AT899) Audio-Technicas omnidirectional AT899 is engineered for intelligible, accurate voice reproduction. Its low-profile design (a mere 5 mm in diameter) assures minimum visibility. The mic may be worn as a lavalier and is easily hidden in clothing or hair. It offers the convenience of battery or phantom power; its switchable low-frequency roll-off reduces popping. Features: Maximum intelligibility and clean, accurate reproduction for vocalists, lecturers, stage and television talent, and houses of worship Low-profile design (a mere 5 mm in diameter) is ideal for applications requiring minimum visibility Operates on battery or phantom power All wireless models available in either low-reflectance black or beige Extensive array of provided accessories includes a clothing clip, viper clip, magnet clip and lanyard (black models only), windscreens, element covers, interchangeable single and double mic holders Accessories available separately include complete accessory kits, clothing clips, three-pack element covers and three-pack windscreens 9.8' (3.0 m) cable permanently attached to mic, TA3F connector at power module RoHS compliantfree from all substances specified in the EU directive on hazardous substances Specifications: Transducer: Fixed-charge plate, permanently polarized condenser Polar Pattern: Omnidirectional Frequency Response: 20-20,000Hz Dynamic Range (Typical): Phantom: 108dB, 1kHz at Max SPL, Battery: 86dB, 1kHz at Max SPL Signal-to-Noise Ratio: 64dB, 1kHz at 1Pa Maximum Input Sound Level: Phantom: 138dB SPL, 1kHz at 1% THD, Battery: 116dB SPL, 1kHz at 1% THD Power Requirements: Phantom: 11-52V DC, 2mA typical, Battery: 1.5V AA/UM3 Output Impedance: Phantom: 200 ohms, Battery: 250 ohms Output Connectors: Mic Cable: TA3F output, Power Module: Balanced 3-pin XLR Pad: No Low Frequency Roll-Off: Low Frequency Roll-Off Switch Dimensions: Microphone: 0.63x0.20" / 1.60x0.50 cm, Power Module: 5.71x0.83" / 14.50x2.10 cm(Length x Diameter) Weight: Microphone: 0.02 oz / 0.56 g, Power Module: 3.6 oz / 102.05 g