Shure BLX1288/MX153 Wireless Combo System with SM58 Handheld and MX153 Earset

The Shure BLX1288/MX153 is a Wireless Combo System with SM58 Handheld and MX153 Earset ideal for speech and other applications requiring low-profile discreet placement where improved gain before feedback over lavalier microphones is desired. The SM58 is the industry standard microphone tailored to deliver warm and clear vocal reproduction. With analogue wireless dual transmission. Product Specifications: Working Range: 91 m (300 ft) Line of Sight Audio Frequency Response: 50 to 15,000 Hz Dynamic Range: 100 dB, A-weighted, typical Operating Temperature: -18°C (0°F) to 57°C (135°F) Gain Adjustment Range: 26 dB Input Impedance: 1 MΩ RF Transmitter Output: 10 mW, typical Dimensions: 4.33 in. X 2.52 in. X 0.83 in Weight: 2.6 oz. (75 g)