The 27 mm square frame AS02704MS-N50-LW100-R features a polymer cone, rubber surround, and a Poron gasket for an IP67 ingress protection rating. Add high fidelity sound to your product without sacrificing space with this big-sounding speaker that measures only 6.6 mm thick!
Unit of Measure

Specifications

Available

Manufacturer Stock

Brands

 PUI Audio™

Manufacturer

 PUI Audio�, Inc.

Excursion

 1.5 mm

Thickness

 6.6 mm

Diameter

 19.5 mm

Tolerance (±)

 0.5 mm

Angle Tolerance (±)

 3 º

Rated Input Power

 2 W

Maximum Input Power

 3 W

Impedance

 4 Ω

Impedance Tolerance (±)

 15 %

Sensitivity

 79 dB

Sensitivity Tolerance (±)

 3 dB

Testing Condition for Sensitivity

 (Sound Pressure Level (SPL) at 1 W/50 cm) (800, 1000, 1200, and 1500 Hz)

Resonant Frequency

 350 Hz

Resonant Frequency Tolerance (±)

 20 %

Frequency Range

 300 ~ 20000 Hz

Housing Material

 Polybutylene Terephthalate (PBT)

Magnet Material

 Neodymium (NdFeB)

Weight

 9 g

Environmental Protection

 Ingress Protection (IP67)

Buzz, Rattle, etc.

 Should not be Audible with 4 Vpk Sine Wave from 500 Hz to 10 kHz

Polarity

 When Positive Voltage is Applied to the Positive Terminal, the Diaphragm will Move Outward

Operating Temperature

 -20 ~ +60 ºC

Storage Temperature

 -25 ~ +60 ºC

Industry Standards

 Restriction of Hazardous Substances (RoHS) 2011/65/EU

Mechanical Reliability and Environment Testing

High Temperature Test

 96 hours at +70ºC ± 3ºC followed by six hours in normal room temperature

Low Temperature Test

 96 hours at -30 ºC ± 3 ºC followed by six hours in normal room temperature

Humidity Test

 96 hours at +30 ºC ± 3 ºC with relative humidity at 92% to 95% followed by 3 hours in normal room temperature

Vibration Test

 10-55 to 10 Hz cycles, 15 minutes per cycle.
2 hours in each axis X, Y, and Z.

Drop Test

 Drop the speakers onto a 40 mm thick board 10 times from a height of 75 cm.

Load Test

 Pink noise is applied at the speakers rated power for 96 hours at room temperature

Note for Reliability Testing

 After each test, the speaker's SPL shall be ±3 dB of the original SPL

Features

Features
  • Polymer cone with rubber surround with Poron gasket for IP67 rating
  • High 79 dB output at 1 W/50 cm with full range sound
  • N50 neodymium motor and 100 mm lead wires

Note

Note

 Specifications subject to change or withdrawal without notice.