Surround JBL 8320


Compact Cinema Surround
Speaker for Digital Applications

The 8320 Cinema Surround Speaker offers high power handling, high sensitivity, and extended bass response in a very compact enclosure. The twoway 8320’s reliability and performance features position it as the ideal low cost, compact surround for the extended dynamic range required by digital sound formats.


circle green 50 Hz to 20 kHz Frequency Range
circle green High Sensitivity, 91 dB SPL, 1 W, 1 m (3.3 ft)
circle green High Power Handling Capability: 150 watts continuous pink noise
circle green Internal Thermomaster® technology allows for unprecedented high frequency power in a compact molded enclosure.
circle green Convenient mounting design uses JBL QuickMount™, Omnimount® or
circle green APC Multimount brackets
circle green Special cabinet shape incorporates 20° angled front baffle
circle green SMPTE/ISO2969 Curve X high frequency de-emphasis
circle green Lightweight, rigid molded enclosure
circle green Input terminals located on top of cabinet for quick access
circle green Uniform horizontal and vertical coverage
circle green THX® Approved


Frequency Range (-10 dB):

50 Hz - 20 kHz

Frequency Response (±3 dB):

65 Hz - 18 kHz

Power Rating:

150 watts continuous
pink noise
600 watts peak

Sensitivity (1W/1m):

94 dB-SPL half-space / wall-mounted
91 dB-SPL free-field

Maximum Peak SPL: 122 dB/1m
Nominal Impedance: 8 ohms
Hor. Cov erage Angle (-6 dB):

100° averaged 400 Hz to 12 kHz

Vert. Cov erage Angle (-6 dB):  90° averaged 400 Hz to 12 kHz
Directivity Factor (Q):

7 averaged 400 Hz to 12 kHz

Directiv ity Index (DI): 8.4 dB averaged 400 Hz to 12 kHz
Crossover Frequency:

3 kHz

High Frequency Contour:

ISO2969 Curve X surround contour



EIA (Positive voltage to RED terminal gives
forward cone motion)


Low Freq Transducer Nominal

200 mm (8 in)
38 mm (1.5 in) voice coil

High Freq Transducer Nominal

25 mm (1 in)
25 mm (1 in) voice coil

Dow nw ard Firing Angle:


Nominal 20° when mounted flush on back

Enclosure Material:

Textured Black H.I.P.S. Plastic 

Grille Color:


Input Connectors:

 5-way binding posts

Dimensions (H x W x D):


406 mm x 343 mm x 224 mm
16 in x 13.5 in x 8.8 in

Net Weight:

 5.0 kg (11 lb)

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