Shure MX690 Microflex Wireless Boundary Microphone

MX690 Microflex Wireless Boundary Microphone description:

The Shure MX690 Microflex Wireless Boundary Microphone, Cardioid, Programmable Mute Switch. Create your own wireless conference system.

The Shure MX690 Microflex Wireless Boundary Microphone offers total freedom of placement with no holes to drill or cables to run for installation. The Wireless Boundary Microphone is the perfect solution for conference and meeting spaces where users demand flexibility and high performance. Compatible with Shure SLX wireless systems.

The main features of the Shure MX690 include:

• Sleek, low profile design
• Frequency agile, microprocessor controlled transmitter
• IR link to SLX receiver for automatic frequency synchronization
• Programmable frequency Group/Channel display
• Programmable mute function
• Operates on two AA batteries
• Compatible with all Shure SLX Wireless systems
• Commshield technology for protection from RF interference
• Operating Range: 30 m (100 ft.) Note: Actual range depends on RF signal absorption, reflection, and interference
• Frequency Stability: ±10 ppm
• Maximum Frequency Deviation: 45 kHz
• Oscillator Type: Phase-locked loop (PLL) controlled synthesizer
• Power Requirements: 3V (2 AA alkaline or rechargeable batteries)
• Battery Life: =8 hours (alkaline)
• Power Consumption: 130 mA, 15 mA
• Operating Temperature Range: -18–57 °C (0–135 °F) Note: Battery may limit this range
• Dimensions: 43 mmH x 87 mmW x 148 mmD (1 11/16 x 3 3/8 x 5 13/16 in.)
• Weight - Net: 318 g (11.02 oz), Packaged: 516 g (18.2 oz)
• Microphone Specifications - Type: Condenser (electret bias), Frequency Response: 50–17000 Hz, Polar Pattern (at 1 kHz): Cardioid, Sensitivity (at 1 kHz , open circuit voltage): –33 dBV/Pa (22 mV), Dynamic Range (1 kO load at 1 kHz): 96 dB, Common Mode Rejection (10 Hz to 100 kHz): 45 dB minimum, Preamplifier Output Clipping Level (1% THD): –6 dBV (0.5 V)