Bosch LA1-UM20E-1 20W Metal Column Loudspeaker, Maximum power 30W, Rated input voltage : 12.65 / 70 / 100 V , Rated impedance 8/251/500 ohm, 20 / 10 / 5 / 2.5 W Power Tapping, 105 / 92 dB SPL at 1 W (1 kHz, 1 m), Effective frequency range (-10 dB) : 240 Hz to 16 kHz.

Bosch LA1-UM40E-1 40W Metal Column Loudspeaker, Maximum power 60W, Rated input voltage 17.89 / 70 / 100 V , Rated impedance 8/125/250 ohm, 40 / 20 / 10 / 5 W Power Tapping, 111 / 95 dB SPL at 1 W (1 kHz, 1 m), Effective frequency range (-10 dB) : 250 Hz to 16 kHz.

Bosch LA1-UW36-D1 36W Column Loudspeaker, MDF enclosure, finished in black, Rated power 36 / 18 / 9 W, Sound pressure level at 36 W / 1 W (1 kHz, 1 m) : 114 dB / 98 dB (SPL), Effective frequency range (-10 dB) : 160 Hz to 19 kHz.

Bosch LA1-UW36-L1 36W Column Loudspeaker, MDF enclosure, finished in White, Rated power 36 / 18 / 9 W, Sound pressure level at 36 W / 1 W (1 kHz, 1 m) : 114 dB / 98 dB (SPL), Effective frequency range (-10 dB) : 160 Hz to 19 kHz.

Bosch LBC 3200/00 Line Array Indoor Loudspeaker for small and medium indoor environments, 30W, Rated Power : 30 / 15 / 7.5 W, SPL at 30W/1 W (1 kHz, 1 m) : 106/91 dB (SPL), Effective frequency range (-10 dB) : 190 Hz to 18 kHz, Opening angle at 1 kHz/4 kHz : Horizontal (220°/130°), vertical (70°/18°).

Bosch LBC3201/00 60W Line array loudspeaker for large (reverberant) indoor environments, Extended Listening Area, Aluminum Extruded Enclosure, EN54-24 Certified, Swivel wall-mounting bracket included, Rated Power: 60 / 30 / 15 W, Sound pressure level at 60 W / 1 W (1 kHz, 1 m) : 110 dB / 92 dB (SPL), Effective frequency range (-10 dB) : 190 Hz to 18 kHz, Opening angle at 1 kHz/4 kHz : Horizontal (210° / 132°), vertical (50° / 22°), Light Gray.