BOSCH LA1-UM20E-1 ลำโพง Metal Column Loudspeakers 20W.

The Bosch LA1-UM20E-1 is a 20 watt slimline aluminium EN 54-24 column loudspeaker offering excellent long throw sound projection characteristics.

Suitable for both indoor and outdoor use in places such as airports, churches, places of worship, conference venues, theme parks, swimming pools and factories.

A swivel wall mounting bracket is supplied as standard, allowing accurate positioning and the speaker is rated IP65 - water resitant.

The LA1UM20E-1 is fire protected for use in Voice Alarm systems - constructed with ceramic terminal block, thermal fuse, and heat-resistant, high temperature wiring and fully compliant with BS5839 part 8, EN60849 and is an ideal EN54-24 speaker for emergency paging.

Dual impedance - suitable for both 8 ohm and 100 volt line sound sytems.

Specs.

• Max Power  30W
• Rated Power 20 W (20-10-5-2.5 W)
• Sound Pressure Level at Rated Power/1 W (at 1 kHz, 1 m) 105 / 92 dB (SPL)
• Sound pressure level at rated power / 1 W (4 kHz, 1 m) 108 / 95 dB (SPL)
• Effective Frequency Range (-10 dB) 240 Hz to 16 kHz
• Opening Angle (at 1 kHz / 4 kHz, - 6 dB) Horizontal 210° / 94°, Vertical 80° / 22°
• Rated Input Voltage 12.65/70/100 V
• Rated Impedance 8/251/500 ohm
• Dimensions (H x W x D) 450 x 84 x 96 mm
• Weight (kg) 2.9 kg (6.4 lb)