4 Ohms Balanced Armature Speaker 3 W 240 Hz ~ 20 kHz Top Round
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

CMS-2811-44E

DigiKey Part Number
2223-CMS-2811-44E-ND
Manufacturer
Manufacturer Product Number
CMS-2811-44E
Description
SPEAKER, 28 MM ROUND, 11 MM DEEP
Manufacturer Standard Lead Time
17 Weeks
Customer Reference
Detailed Description
4 Ohms Balanced Armature Speaker 3 W 240 Hz ~ 20 kHz Top Round
Datasheet
 Datasheet
EDA/CAD Models
CMS-2811-44E Models
Product Attributes
Filter Similar Products
Show Empty Attributes
Category
Power - Rated
3 W
Manufacturer
Same Sky (Formerly CUI Devices)
Power - Max
4 W
Packaging
Tray
Port Location
Top
Part Status
Active
Shape
Round
Technology
Magnetic
Material - Cone
Polybutylene Terephthalate (PBT)
Type
Balanced Armature
Material - Magnet
Nd-Fe-B
Frequency Range
240 Hz ~ 20 kHz
Termination
Solder Eyelet(s)
Frequency - Self Resonant
732.86Hz
Size / Dimension
1.102" Dia (28.00mm)
Impedance
4 Ohms
Height - Seated (Max)
0.433" (11.00mm)
Efficiency - dBA
99.00
Operating Temperature
-20°C ~ 100°C
Efficiency - Testing
3W/100mm
Distortion Rating
5% Max
Efficiency - Type
Sound Pressure Level (SPL)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
In-Stock: 0
50 estimated in stock on 18-Dec-2026
Request Stock Notification
All prices are in USD
Tray
QuantityUnit PriceExt Price
1$4.41000$4.41
10$3.47100$34.71
25$3.16320$79.08
50$2.95120$147.56
100$2.75580$275.58
250$2.52032$630.08
500$2.35798$1,178.99
1,000$2.28750$2,287.50
Note: Due to DigiKey value-add services the packaging type may change when product is purchased at quantities beneath the standard package.
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.