SoundTube RS4-EZ-BK 4-Inch Ported Hanging Speaker, Black

The RS4-EZ is a 4-inch, full-range, ported speaker with an open-ceiling enclosure design. Hanging hardware is included and features a SpeedClamp self-locking wire grip for fast, easy and secure installation. RS4-EZ speakers utilizes the patented ZeroReflection enclosure technology for optimal sound reproduction and cabinet rigidity. The easy access five-position selectable tap switch for 25-, 70.7- and 100-volt applications with transformer bypass position simplifies ordering and inventory tracking. The RS4-EZ speakers average sensitivity of 90.0 dB offers high-output capabilities and reduced amplification costs. SoundTube's custom-engineered driver and electro-acoustic network deliver high-performance sound in a cost-effective speaker design. The RS4-EZ speaker incorporates a low-profile grille and a five-position tap switch with transformer bypass position. Euroblock connector and terminal weather boot are included.

Technical Specifications

Height
8.8 in / 223.5 mm
Width/Diameter
7.7 in / 195.6 mm
Shipping Weight
5.95 lbs / 2.7 kg
Carton Height
10.5 in / 266.7 mm
Carton Length
10 in / 254 mm
Carton Width
10 in / 254 mm
Certifications
CE, RoHS, UL2239
Enclosure Properties
ABS Glass Fiber Reinforced, Injection Molded, Ported
Enclosure Volume
154.7 cu in / 2535.08 cu cm
Included Accessories
Euroblock, Hanging Hardware, Safety Cable, Terminal Weather Boot
Optional Accessories
Black Grille (GRL-RS4EZ-BK)|10' Hanging Cable (AC-RS-HH-10)|20' Hanging Cable (AC-RS-HH-20)|50' Hanging Cable (AC-RS-HH-50)|Black Mounting Bracket (AC-RS-SM5-BK)|Connector (EUROBLOCK)|Black Weatherboot (WEATHERBOOT-M-BK)|Beam Clamp (AC-BC1)|Forged Eye Bolt (AC-FE1)|Black Split Loom Tubing (AC-SLT-10-BK)|Snap Link (AC-SL1)
Source Inputs
4 Pin 5.08mm Euroblock
Coverage Angle (-6dB @ 2kHz)
60
Crossover Frequency
N/A
Directivity Factor (Q) (Averaged 100Hz - 10kHz, @ 2kHz)
4.3 and 3.8
Directivity Index (DI) dB (Averaged 100Hz - 10kHz, @ 2kHz)
4.9dB and 5.8dB
Frequency Response (+/- 10 dB)
98 Hz - 22 kHz
Frequency Response (+/- 3 dB)
185 Hz - 13 kHz
Grille Properties
Powder-Coated, Steel
Low Frequency Voice Coil
0.79 in / 20 mm
Magnetically Boosted
No
Max. Continuous Power RMS
20W
Max. Program Power
40 W
Minimum Impedance (Ohm)
6.9 OHM
Nominal Impedance (Ohm)
8 OHM
Fullrange Driver
4" Extended-Range Paper Cone
Sensitivity dB @ 1W/1M
90 dB
Sensitivity dB @ 2.83V/1M
90 dB
Tap Selector
Rotary Switch
Transformer Options
25 / 70.7 / 100 V, 8 Ohm direct
Transformer Taps (25V/70.0V/100V)
2.5W/20W/20W