• JBL-Synthesis–S4Ai-angled
  • JBL-Synthesis–S4Ai-front
  • JBL-Synthesis–S4Ai-angled
  • JBL-Synthesis–S4Ai-front

JBL Synthesis S4Ai In-Wall Surround Loudspeaker

Raising the Standard for Ultrahigh-end Luxury Audio

The JBL Synthesis S4Ai multipurpose surround loudspeaker fits into standard-construction 2″ x 4″ stud walls with a grille that mounts flush to the wall surface, ensuring that even the toughest-to-please designers will love its look.

Integrated dipole or bipole modes provide options for a spectacular cinematic experience, the S4Ai turns into a direct-radiating 2-way 8″ speaker an owners favourite music mode.

For smaller installations, where 7-channel sound is important but you don’t have the space, the S4Ai can be dual-driven to provide both side and rear channels from one position in the room.

The S4Ai can be used with any of the JBL Synthesis Series systems.

Features and Benefits

THX Ultra2™-Certified Dipole Surround Loudspeaker

Installer-Configurable to 8″ 3-Way Dipole Operation

Auto-Switchable to Direct-Radiating Pattern Using 12-Volt Trigger (Default Operation is Diffuse/Cinema)

Single or Dual Drive Capability; Horizontal or Vertical Orientation; 90° Rotatable Mid/High Array for Use In-Wall or In-Ceiling

Fits Completely Flush in a Standard 4″ Depth Wall or Ceiling

Factory Configured in 8″ 3-Way Bipole Operational Mode

Integrated One-Piece Back Box

Detailed Specifications:

Maximum Recommended Amplifier Power: 200 Watts single-driven or 175 watts per array, dual-driven

Nominal Impedance: 6 Ohms Sensitivity (2.83V @ 1m) 90dB

Frequency Response: (–3dB) 80Hz – 20kHz

Crossover Frequencies: Dipole mode: 800Hz, 3.6kHz, Bipole mode: 800Hz, 3.6kHz

High-Frequency Transducers: Triple 1″ pure-titanium domes with rubber surrounds, shielded, with EOS waveguides

Midrange Transducers: Dual 4″ dome with rubber surrounds, neodymium magnet and cast-aluminum baskets

Low-Frequency Transducer: 8″ Dual-voice-coil inverted dome with rubber surround and cast-aluminum basket

Connections: Speaker: 4-conductor push-type, 10 to 16 gauge; Control: 2-conductor screw terminal, 18-24 gauge

Dimensions: (H x W x D) 23-7/8″ x 14″ x 3-3/4″ (606mm x 356mm x 95mm)

Weight: 23 lb (10.45kg)


Documentation to be added soon . . .