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LoudspeakersFloorstanding SpeakersDiscontinued
Estimated price (community-sourced)
$1,300
Around — community and catalog average, updates slowly
About the LSiM 705
The LSiM 705 is a passive, four-way floorstanding loudspeaker from Polk Audio’s LSiM series. Its driver array comprises a 1-inch enhanced ring-radiator tweeter, a 3.25-inch midrange driver, a 5.25-inch midbass driver, and two 5 × 7-inch oval woofers. The mid/high section uses a sealed enclosure, while the woofer section uses dual PowerPort bass venting. It has dual gold-plated binding posts for bi-wiring or bi-amping and a hand-rubbed real-wood veneer finish.
Specifications
Type: 4-way passive floorstanding loudspeaker
Drivers: 1 × 1-inch enhanced ring-radiator tweeter; 1 × 3.25-inch midrange; 1 × 5.25-inch midbass; 2 × 5 × 7-inch oval woofers
Frequency response: 42 Hz–30 kHz (−3 dB); 22 Hz–40 kHz total response
Sensitivity: 88 dB (2.83 V/1 m)
Nominal impedance: 8 ohms
Recommended amplifier power: 20–250 W per channel
Crossover frequencies: 100 Hz, 280 Hz, 2.8 kHz
Enclosure: Sealed mid/high array; dual PowerPort-vented woofer section
Inputs: Dual gold-plated binding posts; bi-wire/bi-amp capable
Dimensions (H × W × D): 47 × 8.31 × 14.37 inches (119.4 × 21.1 × 36.5 cm), excluding base
Weight: 78 lb (35.4 kg) each
Finish: Hand-rubbed real-wood veneer; Midnight Mahogany