STCA500X6LR6B | 6-Zone 70V/100V Commercial Amplifier with Bluetooth and 6 x 6.5" Weatherproof Pendant Speakers for Indoor/Outdoor Installations, Black

The Sound Town STCA500X6LR6B commercial audio set includes:

• (6) LYRA-6B IP55 Weatherproof Pendant Speakers
• (1) STCA500-63 6-Zone 70V/100V Amplifier

*Speaker wire not included. See FAQ for details.

Designed for commercial and residential environments, this system provides even sound coverage with multi-zone control and connectivity for indoor and outdoor applications. 

The STCA500-63 is a professional 2-channel commercial amplifier delivering 500W RMS (2 × 250W) in 70V/100V operation, while also supporting 4–16Ω low-impedance speakers through direct output terminals. A dedicated 70V zone output section provides three stereo or six mono zones with independent left and right volume controls, allowing precise audio management across multiple areas. The amplifier also features Bluetooth streaming, Optical (SPDIF), USB/MP3 playback, RCA input/output, microphone inputs, and a front-panel LCD display for convenient source control. An integrated clipping limiter assists with safeguarding both the amplifier and connected speakers from signal overload.

The included LYRA-6B speakers provide clear, balanced sound with a 6.5" graphite cone woofer and 1" silk dome tweeter, delivering 60W RMS / 120W program power at 8Ω for each speaker. The speakers feature an IP55 enclosure that helps protect against dust and moisture for reliable operation in exposed environments. A built-in multi-tap transformer allows integration with 70V/100V distributed systems or 8Ω low-impedance operation. Included main and safety hanging cables provide secure ceiling suspension, while the 120° conical dispersion pattern delivers consistent coverage throughout the listening area. A sleek black finish blends seamlessly into open-ceiling installations for a clean, discreet look.

With six all-weather pendant speakers and a versatile multi-zone amplifier, the STCA500X6LR6B set is well suited for restaurants, lounges, bars, schools, homes, decks, patios, and other commercial or residential audio environments requiring reliable distributed sound.

• STCA500X6LR6B COMMERCIAL AUDIO SET: Includes (1) STCA500-63 6-zone amplifier and (6) LYRA-6B IP55 weatherproof pendant speakers for distributed audio installations.
• STCA500-63 3-STEREO / 6-MONO ZONE AMPLIFIER: Delivers 2 × 250W RMS in 70V/100V operation with support for 4–16Ω low-impedance speakers. The dedicated 70V/100V zone output section provides three stereo or six mono zones with independent volume controls.
• LYRA-6B IP55 WEATHER-RESISTANT PENDANT SPEAKERS: Includes six 6.5" pendant speakers, each equipped with a 6.5" graphite cone woofer and 1" silk dome tweeter delivering 60W RMS / 120W program power at 8Ω, with a built-in multi-tap 70V/100V transformer. Weatherized construction helps protect against dust and moisture.
• SECURE INSTALLATION & CONNECTIVITY: Speakers include main and safety hanging cables for secure ceiling suspension, while the 120° conical coverage provides consistent sound distribution. The amplifier features Bluetooth streaming, Optical (SPDIF), USB/MP3 playback, RCA inputs, microphone inputs, and dedicated zone volume controls.
• VERSATILE APPLICATIONS: Designed for indoor and outdoor installations, the STCA500X6LR6B set is suitable for restaurants, lounges, bars, schools, homes, decks, patios, and other multi-zone commercial or residential audio applications.

Specifications

Dimension & Weight

Warranty/Certifications

Q: What speaker wire should be used for this system?

A: Speaker wire is not included. To ensure optimal performance and minimize signal loss, select the appropriate wire gauge based on the distance between your amplifier and speakers:

Using a thicker (lower gauge) wire for longer runs helps maintain signal strength and overall audio quality.

▶ LYRA Series User Manual
▶ STCA500-63 User Manual