• Acoustically matches most stand- or desk-mounted microphones
• Small and lightweight for unobtrusive, virtually unseen operation
• Smooth exterior and recessed grille screen minimize clothing noise
• Rugged aluminum case construction
• Extremely flexible long-life cable

The Shure SM11 is a miniature dynamic lavalier microphone designed for use in television broadcasting, sound reinforcement, certain radio and motion picture applications, and similar uses where a small, professional-quality microphone is required. The SM11 has an omnidirectional pickup pattern, and its frequency response is optimized for lavalier use. The microphone is supplied with a tie clasp assembly, tie tack assembly, connector belt clip, and zippered carrying bag.

Microphone Type
Dynamic

Frequency Response
50 to 15,000 Hz

Polar Pattern
Omnidirectional

Impedance
Microphone rating impedance is 150 ohms (200 ohms actual) for connection to microphone inputs rated at 19 to 300 ohms

Output Level (at 1,000 Hz)
Open Circuit Voltage; -64 dBV/Pa (0.60 mV)
(1 Pa = 94 dB SPL)

Polarity
Positive pressure on diaphragm produces positive voltage on pin 2 with respect to pin 3

Hum Pickup
35 dB equivalent SPL in a 1 millioersted field

Cable
Non-detachable, 1.2 m (48 in.), two-conductor, shielded, plastic-covered

Connector
Professional three-pin audio (XLR)

Net Weight
7.9 grams (0.28 oz), less cable and connector