The SPEAKERS & TRANSducers CMS-181325-078X-67 from SAME SKY is a compact, high-performance micro-speaker designed for demanding electronic applications. With an IP67 rated face, this device offers excellent protection against dust and water ingress, making it suitable for rugged environments.
Key features include:
IP67 rated front face for dust and water resistance
Micro-sized dimensions of 18 x 13 x 2.5 mm, ideal for space-constrained designs
Impedance of 8 ohms at 2 kHz, with a coil resistance of approximately 7.2 ohms
Maximum input power of 0.7 W, suitable for low-power audio applications
Frequency response ranging from 500 Hz to 10,000 Hz
Sound pressure level of up to 96 dB at 10 cm in free air
Magnet made of Nd-Fe-B with a Mylar cone for reliable performance
Operating temperature from -20°C to 70°C and storage from -40°C to 85°C
Available with three contact methods: spring contacts, solder pads, or wire leads
Specifications:
Parameter
Conditions/Description
Min
Typ
Max
Units
Input Power
Max power as per IEC-268-5, in 1 cc box
0.7
1.0
W
Impedance at 2 kHz
2.37 Vrms, in 1 cc box
6.8
8
9.2
Ω
Resonant Frequency (Fo)
At 2.37 Vrms in 1 cc box, 10 cm
640
880
1,100
Hz
Frequency Response
500
10,000
Hz
Sound Pressure Level
At 0.7 W, 10 cm, in box
90
93
96
dB
Distortion
At 1,201~5,000 Hz, 2.37 Vrms, 10 cm
15
10
%
Dimensions
18 x 13 x 2.5
mm
Weight
1.8
g
Part Number: CMS-181325-078X-67
Manufacturer: SAME SKY
Country of Origin: CN
UOM: EA
ECCN: EAR99
Package Type: TRAY
Datasheet: Download Datasheet
For more detailed specifications and mechanical drawings, please visit the product page.
Note: All specifications are measured under standard conditions. RoHS compliant. Suitable for applications requiring IP67 front face protection. Hand soldering should be limited to 3 seconds at 380°C.
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{"id":10026099867965,"title":"CMS-181325-078SP-67","handle":"cms-181325-078sp-67","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSPEAKERS \u0026amp; TRANSducers CMS-181325-078X-67\u003c\/strong\u003e from \u003cstrong\u003eSAME SKY\u003c\/strong\u003e is a compact, high-performance micro-speaker designed for demanding electronic applications. With an IP67 rated face, this device offers excellent protection against dust and water ingress, making it suitable for rugged environments.\u003c\/p\u003e\n\u003cp\u003eKey features include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIP67 rated front face for dust and water resistance\u003c\/li\u003e\n\u003cli\u003eMicro-sized dimensions of 18 x 13 x 2.5 mm, ideal for space-constrained designs\u003c\/li\u003e\n\u003cli\u003eImpedance of 8 ohms at 2 kHz, with a coil resistance of approximately 7.2 ohms\u003c\/li\u003e\n\u003cli\u003eMaximum input power of 0.7 W, suitable for low-power audio applications\u003c\/li\u003e\n\u003cli\u003eFrequency response ranging from 500 Hz to 10,000 Hz\u003c\/li\u003e\n\u003cli\u003eSound pressure level of up to 96 dB at 10 cm in free air\u003c\/li\u003e\n\u003cli\u003eMagnet made of Nd-Fe-B with a Mylar cone for reliable performance\u003c\/li\u003e\n\u003cli\u003eOperating temperature from -20°C to 70°C and storage from -40°C to 85°C\u003c\/li\u003e\n\u003cli\u003eAvailable with three contact methods: spring contacts, solder pads, or wire leads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eConditions\/Description\u003c\/th\u003e\n\u003cth\u003eMin\u003c\/th\u003e\n\u003cth\u003eTyp\u003c\/th\u003e\n\u003cth\u003eMax\u003c\/th\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Power\u003c\/td\u003e\n\u003ctd\u003eMax power as per IEC-268-5, in 1 cc box\u003c\/td\u003e\n\u003ctd\u003e0.7\u003c\/td\u003e\n\u003ctd\u003e1.0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance at 2 kHz\u003c\/td\u003e\n\u003ctd\u003e2.37 Vrms, in 1 cc box\u003c\/td\u003e\n\u003ctd\u003e6.8\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e9.2\u003c\/td\u003e\n\u003ctd\u003eΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResonant Frequency (Fo)\u003c\/td\u003e\n\u003ctd\u003eAt 2.37 Vrms in 1 cc box, 10 cm\u003c\/td\u003e\n\u003ctd\u003e640\u003c\/td\u003e\n\u003ctd\u003e880\u003c\/td\u003e\n\u003ctd\u003e1,100\u003c\/td\u003e\n\u003ctd\u003eHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e500\u003c\/td\u003e\n\u003ctd\u003e10,000\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound Pressure Level\u003c\/td\u003e\n\u003ctd\u003eAt 0.7 W, 10 cm, in box\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e93\u003c\/td\u003e\n\u003ctd\u003e96\u003c\/td\u003e\n\u003ctd\u003edB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDistortion\u003c\/td\u003e\n\u003ctd\u003eAt 1,201~5,000 Hz, 2.37 Vrms, 10 cm\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e18 x 13 x 2.5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003emm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e1.8\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003ePart Number: CMS-181325-078X-67\u003cbr\u003e\nManufacturer: SAME SKY\u003cbr\u003e\nCountry of Origin: CN\u003cbr\u003e\nUOM: EA\u003cbr\u003e\nECCN: EAR99\u003cbr\u003e\nPackage Type: TRAY\u003cbr\u003e\nDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-cud\/cms-181325-078x-67.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eFor more detailed specifications and mechanical drawings, please visit the \u003ca href=\"https:\/\/www.cuidevices.com\/track?actionLabel=Datasheet-ClickThrough-ProductPage\u0026amp;label=CMS-181325-078X-67.pdf\u0026amp;path=%2fproduct%2faudio%2fspeakers%2fminiature-(10-mm%7e40-mm)%2fcms-181325-078x-67-series\" target=\"_blank\"\u003eproduct page\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: All specifications are measured under standard conditions. RoHS compliant. Suitable for applications requiring IP67 front face protection. Hand soldering should be limited to 3 seconds at 380°C.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e","published_at":"2025-08-15T01:16:23+05:30","created_at":"2025-08-15T01:16:25+05:30","vendor":"Waldom Electonics","type":"Audio Devices","tags":["5mm","7W","Audio","IMPORT_CSV","IP67","SAME","Speakers","Transducers","WLDM"],"price":14829,"price_min":14829,"price_max":14829,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":50621282746685,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":"CMS-181325-078SP-67","requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"CMS-181325-078SP-67","public_title":null,"options":["Default Title"],"price":14829,"weight":250,"compare_at_price":null,"inventory_management":"shopify","barcode":"CMS-181325-078SP-67","requires_selling_plan":false,"selling_plan_allocations":[]}],"images":["\/\/thinkrobotics.com\/cdn\/shop\/files\/CMS-181325-078SP-67_52143263_7798fd27.jpg?v=1755200785"],"featured_image":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CMS-181325-078SP-67_52143263_7798fd27.jpg?v=1755200785","options":["Title"],"media":[{"alt":null,"id":45844022755645,"position":1,"preview_image":{"aspect_ratio":1.0,"height":200,"width":200,"src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CMS-181325-078SP-67_52143263_7798fd27.jpg?v=1755200785"},"aspect_ratio":1.0,"height":200,"media_type":"image","src":"\/\/thinkrobotics.com\/cdn\/shop\/files\/CMS-181325-078SP-67_52143263_7798fd27.jpg?v=1755200785","width":200}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eSPEAKERS \u0026amp; TRANSducers CMS-181325-078X-67\u003c\/strong\u003e from \u003cstrong\u003eSAME SKY\u003c\/strong\u003e is a compact, high-performance micro-speaker designed for demanding electronic applications. With an IP67 rated face, this device offers excellent protection against dust and water ingress, making it suitable for rugged environments.\u003c\/p\u003e\n\u003cp\u003eKey features include:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eIP67 rated front face for dust and water resistance\u003c\/li\u003e\n\u003cli\u003eMicro-sized dimensions of 18 x 13 x 2.5 mm, ideal for space-constrained designs\u003c\/li\u003e\n\u003cli\u003eImpedance of 8 ohms at 2 kHz, with a coil resistance of approximately 7.2 ohms\u003c\/li\u003e\n\u003cli\u003eMaximum input power of 0.7 W, suitable for low-power audio applications\u003c\/li\u003e\n\u003cli\u003eFrequency response ranging from 500 Hz to 10,000 Hz\u003c\/li\u003e\n\u003cli\u003eSound pressure level of up to 96 dB at 10 cm in free air\u003c\/li\u003e\n\u003cli\u003eMagnet made of Nd-Fe-B with a Mylar cone for reliable performance\u003c\/li\u003e\n\u003cli\u003eOperating temperature from -20°C to 70°C and storage from -40°C to 85°C\u003c\/li\u003e\n\u003cli\u003eAvailable with three contact methods: spring contacts, solder pads, or wire leads\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSpecifications:\u003c\/p\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eConditions\/Description\u003c\/th\u003e\n\u003cth\u003eMin\u003c\/th\u003e\n\u003cth\u003eTyp\u003c\/th\u003e\n\u003cth\u003eMax\u003c\/th\u003e\n\u003cth\u003eUnits\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Power\u003c\/td\u003e\n\u003ctd\u003eMax power as per IEC-268-5, in 1 cc box\u003c\/td\u003e\n\u003ctd\u003e0.7\u003c\/td\u003e\n\u003ctd\u003e1.0\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImpedance at 2 kHz\u003c\/td\u003e\n\u003ctd\u003e2.37 Vrms, in 1 cc box\u003c\/td\u003e\n\u003ctd\u003e6.8\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003ctd\u003e9.2\u003c\/td\u003e\n\u003ctd\u003eΩ\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResonant Frequency (Fo)\u003c\/td\u003e\n\u003ctd\u003eAt 2.37 Vrms in 1 cc box, 10 cm\u003c\/td\u003e\n\u003ctd\u003e640\u003c\/td\u003e\n\u003ctd\u003e880\u003c\/td\u003e\n\u003ctd\u003e1,100\u003c\/td\u003e\n\u003ctd\u003eHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e500\u003c\/td\u003e\n\u003ctd\u003e10,000\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSound Pressure Level\u003c\/td\u003e\n\u003ctd\u003eAt 0.7 W, 10 cm, in box\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e93\u003c\/td\u003e\n\u003ctd\u003e96\u003c\/td\u003e\n\u003ctd\u003edB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDistortion\u003c\/td\u003e\n\u003ctd\u003eAt 1,201~5,000 Hz, 2.37 Vrms, 10 cm\u003c\/td\u003e\n\u003ctd\u003e15\u003c\/td\u003e\n\u003ctd\u003e10\u003c\/td\u003e\n\u003ctd\u003e%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e18 x 13 x 2.5\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003emm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e1.8\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003eg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003cp\u003ePart Number: CMS-181325-078X-67\u003cbr\u003e\nManufacturer: SAME SKY\u003cbr\u003e\nCountry of Origin: CN\u003cbr\u003e\nUOM: EA\u003cbr\u003e\nECCN: EAR99\u003cbr\u003e\nPackage Type: TRAY\u003cbr\u003e\nDatasheet: \u003ca href=\"https:\/\/www.waldomapac.com\/productfiles\/mf-cud\/cms-181325-078x-67.pdf\" target=\"_blank\"\u003eDownload Datasheet\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003eFor more detailed specifications and mechanical drawings, please visit the \u003ca href=\"https:\/\/www.cuidevices.com\/track?actionLabel=Datasheet-ClickThrough-ProductPage\u0026amp;label=CMS-181325-078X-67.pdf\u0026amp;path=%2fproduct%2faudio%2fspeakers%2fminiature-(10-mm%7e40-mm)%2fcms-181325-078x-67-series\" target=\"_blank\"\u003eproduct page\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eNote: All specifications are measured under standard conditions. RoHS compliant. Suitable for applications requiring IP67 front face protection. Hand soldering should be limited to 3 seconds at 380°C.\u003c\/em\u003e\u003c\/p\u003e\u003cbr\u003e"}
