Bosch LB2-UC Cabinet Loudspeaker

The LB2-UC Cabinet Loudspeaker is a Bosch surface-mount cabinet loudspeaker for distributed paging and background music. It belongs to Bosch's public address and voice alarm range. Bosch quotes a 95 - 20000 Hz / 100 - 19000 Hz frequency response, 87 dB / 90 dB sensitivity and 184 x 170 ° / 166 x 140 ° coverage.

It offers high-fidelity music and speech reproduction, selectable 8 ohm, 70 V and 100 V inputs, compact yet robust ABS enclosure, supplied with adjustable mounting bracket and complies with international installation and safety regulations. It ships with mounting bracket and installation instructions. Pick the version you need from the options on this page; each one ships as its own Bosch part number.

Rated input voltage (V)	70 V; 100 V
Frequency range (-10 dB) (Hz)	95 - 20000 Hz / 100 - 19000 Hz
Sensitivity (1 W, 1 m, 1 kHz octave) (dB)	87 dB / 90 dB
Coverage angle HxV (-6 dB, 1 kHz) (°)	184 x 170 ° / 166 x 140 °
Coverage angle HxV (-6 dB, 4 kHz) (°)	112 x 35 ° / 83 x 76 °
Dimensions (H x W x D) (mm)	205 x 136 x 117 mm / 250 x 60 x 140 mm
Weight (kg)	1.90 kg / 2.40 kg
Operating temperature (°C)	-25 - 55 °C