4 Ohms Balanced Armature Speaker 2 W 320 Hz ~ 20 kHz Top Round, Square Frame
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CMSM-2811-24

DigiKey Part Number
2223-CMSM-2811-24-ND
Manufacturer
Manufacturer Product Number
CMSM-2811-24
Description
28MM, 2W, 4OHM, 400HZ
Manufacturer Standard Lead Time
19 Weeks
Customer Reference
Detailed Description
4 Ohms Balanced Armature Speaker 2 W 320 Hz ~ 20 kHz Top Round, Square Frame
Datasheet
 Datasheet
EDA/CAD Models
CMSM-2811-24 Models
Product Attributes
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Category
Efficiency - Type
Sound Pressure Level (SPL)
Manufacturer
Same Sky (Formerly CUI Devices)
Power - Rated
2 W
Series
Power - Max
3 W
Packaging
Tray
Port Location
Top
Part Status
Active
Shape
Round, Square Frame
Technology
Magnetic
Material - Cone
Paper, Polyurethane (PU)
Type
Balanced Armature
Material - Magnet
Nd-Fe-B
Frequency Range
320 Hz ~ 20 kHz
Termination
Solder Eyelet(s)
Frequency - Self Resonant
732.86Hz
Size / Dimension
1.102" L x 1.102" W (28.00mm x 28.00mm)
Impedance
4 Ohms
Height - Seated (Max)
0.441" (11.20mm)
Efficiency - dBA
93.00
Operating Temperature
-20°C ~ 100°C
Efficiency - Testing
2W/100mm
Distortion Rating
5% Max
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
50 estimated in stock on 28-Dec-2026
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All prices are in USD
Tray
QuantityUnit PriceExt Price
1$6.71000$6.71
10$5.29300$52.93
25$4.82680$120.67
50$4.50620$225.31
100$4.21010$421.01
250$3.85340$963.35
500$3.66250$1,831.25
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
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