Specifications

Speaker system

S-IC621D

Speaker units . . . . . . . . . . . . . . In-ceiling dual voice coil type Configuration . . . . . . . . . . . . . . . . . . . . 16 cm (6 1/2 in.) 2-way Woofer . . . . . . . . 16 cm (6 1/2 in.) Polypropylene cone type Tweeter . . . . . . . . . . . . . . . . . . 2.5 cm (1 in.) Dome type x 2 Impedance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Ω Frequency response . . . . . . . . . . . . . . . . . . . . 32 Hz to 25 kHz Sensitivity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89 dB (2.83 V) Maximum input power . . . . . . . . . . . . . . . . . . . . 50 W + 50 W Crossover frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.8 kHz External dimensions . . . . . . . . . . . . . φ 294 mm x 113 (D) mm

φ 11 9/16 in. x 4 7/16 (D) in. Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.0 kg/4 lbs 7 oz

S-IC821D

Speaker units . . . . . . . . . . . . . . In-ceiling dual voice coil type Configuration . . . . . . . . . . . . . . . . . . . . . . .20 cm (8 in.) 2-way Woofer . . . . . . . . . . .20 cm (8 in.) Polypropylene cone type Tweeter . . . . . . . . . . . . . . . . . . 2.5 cm (1 in.) Dome type x 2 Impedance. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Ω Frequency response . . . . . . . . . . . . . . . . . . . . 28 Hz to 25 kHz Sensitivity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 91 dB (2.83 V) Maximum input power . . . . . . . . . . . . . . . . . . . . 50 W + 50 W Crossover frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.8 kHz External dimensions . . . . . . . . . . . . . φ 294 mm x 113 (D) mm

φ 11 9/16 in. x 4 7/16 (D) in. Weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.0 kg/4 lbs 7 oz

Accessories

Paint mask . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Grille . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Template . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Butyl rubber tapes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Grille removal tool . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Operating instructions

•Specifications and design subject to modification without notice.

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Pioneer S-IC821D, S-IC621D operating instructions Specifications, Speaker system
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S-IC821D, S-IC621D specifications

Pioneer has long been a name associated with high-quality audio equipment, and their latest lineup of speakers showcases this legacy with impressive features and technology. Among these are the S-IC831-LR, S-IW531L, S-IC821D, S-IW631-LR, and S-IC621D, each designed to elevate your home audio experience.

The S-IC831-LR is a high-performance in-ceiling speaker that combines a 8-inch woofer with a 1-inch tweeter. This configuration delivers a well-rounded sound profile capable of producing deep bass and crisp highs. The speaker features a 3-way design, ensuring that all frequencies are accurately represented, perfect for both home theater and music applications. Its innovative installation mechanism allows for a seamless integration into various ceiling types, making it a versatile choice for any home.

The S-IW531L is a similarly designed in-wall speaker, featuring a 5.25-inch woofer and a 1-inch tweeter. This model focuses on enhanced spatial audio performance, making it ideal for larger rooms. Its lightweight construction and low-profile design help maintain the aesthetic of your space while providing outstanding sound quality. The speaker is equipped with a pivoting tweeter, allowing users to direct sound towards the listening area for an optimized audio experience.

Similarly, the S-IC821D is engineered for in-ceiling applications. It offers a dual 8-inch woofer configuration, allowing for an even distribution of sound across expansive areas. The advanced crossover technology used in this model ensures that audio transitions are smooth, producing a natural listening experience. This speaker is particularly recommended for those looking to create a multi-room audio system due to its exceptional power handling capabilities.

The S-IW631-LR features a 6.5-inch woofer paired with a 1-inch tweeter, aimed at delivering robust performance in home theater setups. Its design allows for seamless integration with other speakers in the Pioneer lineup, creating a cohesive soundstage. The speaker's dynamic range is further enhanced by its high-efficiency design, ensuring it can handle extensive soundscapes without distortion.

Finally, the S-IC621D rounds out this impressive lineup with its 6.5-inch woofer and a newly designed tweeter that focuses on delivering clear dialog and detailed sound effects. Ideal for both music and movies, this speaker is engineered with feedback control technology to minimize distortion, thus enhancing overall audio clarity.

Collectively, these speakers showcase Pioneer’s commitment to audio excellence, combining advanced technologies with user-friendly designs to create a superior listening experience for any home environment.
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