The Bosch LBD3903-L is a 12-watt cabinet loudspeaker designed for clear speech and background music reproduction in indoor environments. Its robust construction and versatile mounting options make it suitable for various commercial and institutional applications.
 
🔧 Key Specifications
Rated Power: 12W (selectable taps: 12W / 6W / 3W)
Sound Pressure Level (1 kHz, 1 m): 101.7 dB at 12W / 91.3 dB at 1W
Effective Frequency Range: 150 Hz to 15 kHz
Opening Angle (-6 dB):
Horizontal: 193° at 1 kHz / 85° at 4 kHz
Vertical: 70° at 1 kHz / 57° at 4 kHz
Rated Impedance: 833 Ohm
Rated Input Voltage: 100V
Connector: 4-pole push-in terminal
Dimensions (H x W x D): 445 mm x 151 mm x 150 mm
Weight: 2.6 kg
Color: White
Operating Temperature: -5 °C to +55 °C
Storage Temperature: -40 °C to +70 °C
 
🛠️ Features
Excellent Audio Performance: Delivers clear speech and music reproduction.
Durable Construction: Robust MDF enclosure with a durable, easy-to-clean vinyl finish.
Easy Installation: Equipped with three keyholes in the rear panel for quick and easy wall mounting.
Versatile Design: Angled front baffle results in better sound distribution in the listening area.
Compliance: Tested for 100 hours at rated power in accordance with IEC 268-5 Power Handling Capacity (PHC) standards.
 
🛒 Pricing & Availability
The Bosch LBD3903-L is available from various retailers:
Bestomart: ₹2,655
Fire Supplies: ₹2,655
Sakthi AV Tronics: ₹2,007 (excluding tax)
Ambica Electricals: ₹1,600 (minimum order quantity: 10 units)
Please note that prices are subject to change and may vary based on the seller.
 
For more detailed information, you can refer to the official product page.
If you need assistance comparing this model with other Bosch cabinet loudspeakers or require further details, feel free to ask!