Williams AV CPS‑121 Wall Mount Control Panel Gen 2 with Bluetooth for IMA-121 Matrix Receiver Amplifier

The CPS‑121 is Williams AV’s second‑generation wall control panel for Matrix™ amplifier systems, providing classroom-level audio management with added Bluetooth connectivity. Designed for intuitive operation, it fits standard electrical mounting and enables streaming directly from phones or media devices.

This compact panel includes direct touch controls for microphones, auxiliary inputs, line output, and Bluetooth audio, complete with an LCD display. It connects over RS‑232 via CAT‑5 cable and simplifies user interface and media integration in classroom environments.

Key Features

• Controls: Touch buttons for Mic A, Mic B, Line In 1, Line In 2, Line Out, Aux In 3, Bluetooth (BT), and audio mute
• Display: On‑panel LCD for real-time feedback on source selection and volume levels
• Connectivity: Uses RJ‑45 (CAT‑5) for RS‑232 communication with the Matrix™ amplifier, up to 45 ft distance
• Mounting: Ships with a surface‑mount box; also compatible with standard 2‑Gang low‑voltage rings

Technical Specifications

• Dimensions: 4.75″ W × 6.5″ H × 1.875″ D (12 × 16.5 × 4.76 cm)
• Weight: 9 oz (≈ 255 g)
• Connection Type: RJ‑45 CAT‑5 for RS‑232, maximum 45 ft to amplifier
• Mounting Options: Standard surface‑mount box included; fits 2‑Gang low‑voltage trim ring

What’s Included

• 1x Wall Mount Control Panel (CPS‑121)
• 1x Surface‑mount box