The RB-27040G-01R stands as a testament to superior audio engineering, offering exceptional sound quality and durability in a robust and reliable headset speaker. With dimensions measuring Φ27x7.4mm and weighing 5.8g, it strikes a balance between performance and durability, making it an ideal choice for demanding audio applications.
Constructed with precision using Nd-Fe-B magnet material and featuring a Φ12.5×1.5T magnet size, this speaker ensures powerful magnetic flux for precise and
immersive sound reproduction. With an impedance of 40±15% Ohm, it can handle power ratings of 30mW under normal conditions and up to 100mW at maximum capacity.
Operating within a wide frequency range of 20-20,000Hz, the RB-27040G-01R delivers impeccable audio fidelity with minimal distortion, providing a captivating and immersive listening experience across all frequencies. It undergoes rigorous abnormal sound tests, subjected to a 1.1 Volts sine wave across the frequency range of 50~3kHz toensure consistent and reliable performance.
For ease of installation and correct orientation, the speaker features marked polarity, with the diaphragm moving forward when a positive DC is applied to the red “+” or “Marked” terminal. It operates reliably within a temperature range of -20°C to +55°C and can be safely stored between -25°C to +60°C.
To ensure durability and reliability, the RB-27040G-01R undergoes a series of stringent tests, including exposure to white noise for 96hours at 2mW input power, high and low-temperature tests for 96 hours each, and humidity tests at +40±2°C with a relative humidity of 90~95% for 96 hours. Additionally, it endures vibration tests at specific frequencies and amplitudes, along with drop tests simulating real-world impacts.
Furthermore, the RB-27040G-01R undergoes temperature cycle tests, subjecting it to 5 cycles ranging from 25°C to +65°C, ensuring consistent performance under extreme temperature variations. With its robustconstruction and reliable performance, the RB-27040G-01R sets a new benchmark for headset speakers, delivering unmatched audio quality and durability in even the most demanding environments.
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| Model: | RB-27040G-01R |
|---|---|
| Model: | RB-27040G-01R |
| Type: | HeadsetSpeaker |
| Dimension: | Φ27x7.4mm |
| Weight: | 5.8g |
| MagnetMaterial: | Nd-Fe-B |
| MagnetSize: | Φ12.5×1.5T |
| Impedance: | 40±15% Ohm |
| PowerRatingNormal: | 30mW |
| PowerRatingMaximum: | 100mW |
| FO: | No FO for earphone speaker |
| SPL: | 120±3dB |
| FrequencyRange: | 20-20,000Hz |
| Distortion: | 5% Maximum |
| AbnormalSoundTest: | Must be Normal Tested by 1.1 Volts. Sine wave for50~3kHz |
| Polarity: | Diaphragm Shall Move Forward When Apply a Positive DC. Red “+” or“ Marked” Terminal |
| OperatingTemperature: | -20C to +55C |
| StorageTemperature: | -25C to +60C |
| LoadTest: | white noise for 96 hours at 2m W input power. |
| HighTemperatureTest: | +60±2 °C 96hours` |
| LowTemperatureTest: | -25±2 °C 96hours |
| HumidityTest: | +40±2 °C relative humidity 90~95%R.H 96hours |
| VibrationTest: | Frequency 30±15 Hz, Amplitude 1.5 mm for 2 Hours per axis(x. y. z axis) |
| DropTest: | 1 M free falling on Concrete floor, 10 times. |
| TemperatureCycleTest: | 25C+65 C 5 Cycles Temperature test. |
| MOQ: | 10000 |
| SearchTag: | 27mm Headphone Speaker Drivers 40Ohm 3mW Round Universal full range |