Bosch Ceiling Speaker LBC 3951/11

Bosch Ceiling Speaker LBC 3951/11 AUDIO SYSTEMS

BOSCH LBC 3951/11 ลำโพงติดเพดาน Ceiling Loudspeaker

  • Compact yet powerful
  • Very wide opening angle
  • Modern unobtrusive styling
  • Installation friendly
  • Splash – waterproof
  • Comply with international installation and safety regulations
Specification
Maximum power 9 W
Rated power 6 / 3 / 1.5 / 0.75 W
Sound pressure levelat 6 W / 1 W (1 kHz, 1 m) 96 dB / 88 dB (SPL)
Sound pressure levelat 6 W / 1 W (4 kHz, 1 m) 99 dB / 91 dB (SPL)
Effective frequency range (-10 dB) 60 Hz to 18 kHz
Opening angle at 1 kHz/4 kHz (-6 dB) 170° / 80°
Rated voltage 100 V
Rated impedance 1667 ohm
Connector 2-pole push-in terminal block
Diameter 160 mm (6.30 inch)
Maximum depth 95 mm (3.74 inch)
Ceiling thickness 9 to 25 mm (0.35 to 0.98 inch)
Mounting cut-out 145 mm (5.71 inch)