RCX4
Our Echo series speakers are designed for easy installation in nearly any vehicle. Echo com- ponents include silk dome tweeters and two-way crossovers with tweeter level control to let you customize your sound for the best sonic quality. The result is precise control with stunning musical realism. Use the flush, angled or surface-mount tweeter pods to perfect your imaging and get a sophisticated look!




Echo Series 4” 2-way full-range coaxial Speaker System. Peak Power - 180 Watts (Pair) | RMS Power - 90 Watts (Pair)

Lightweight thermal-formed Polypropylene cones provides high output and accurate frequency reproduction. Nitrile butadiene rubber surrounds provide durability and deeper mid-bass impact. 

Featuring a Tetoron dome tweeter with built-in crossover for smooth & fatigue free highs. 

Ferrite magnet motor creates a strong magnetic field while remaining small enough to fit nearly every application.

Made to fit most cars for versatility and convenience. 


Product descriptionSpecficiation
MODEL
RCX4
Nominal Diameter
4" (102mm)
DCR(Ω)
3.2Ω
Frequency Response(Hz)
114-20KHZ
Voice Coil Diameter
1.0"(25.5mm)
Power Rating(RMS/Peak)
25W/50W
Fs - Free Air Resonance
114  HZ
Qts
1.04
Qes
1.3
Qms
5.4
Vas(L)
0.11ft³        (3.2L)
Sensitivity (1W/1M)
86dB
Xmax(mm)
0.09" (2.3mm)
FRAME
Steel
Magnet(OZ)
12
Cone
PP
Edge
NBR
Voice coil 
ASV
Crossover Point(Hz)
6500
Tweeter Diaphragm
0.51"KSV+Tetoron Diaphragm
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