Speakers
KEPO offers full-frequency and signal-based speaker solutions for dashboard, signal prompt, small hi-fi, and e-Call in automotive, home appliances, smart audio, and other industries. Wide bandwidth and high sound pressure make our loudspeakers especially suitable for low-voltage circuit applications.
• Customized Tone & Product Structure
• Acoustic Test & Analysis
• Simulation Experiments
Mic
KEPO Electronics is committed to developing a high-end vehicle pickup system that achieves more accurate voice positioning and sound beam collection. Together with the noise reduction system suppressing the noise outside the beam, the acquired sound will be much clearer.
• A2B Solution with Low Latency
• Acoustic Simulation Experiments
• Professional Anechoic Chamber & Test Equipment
Speakers Products
e-Call Speaker
Impedance ·································· 4Ω±20%(1Vrms at 600Hz at20℃)
Resonance Frequency ······················································· 260Hz±20%
Frequency Range ·····································································Fo ~10KHz
Input Power ··························································· Rated 4W / Max.8W
Distortion ··························································· <2.5% Max. at 1W(2V)
Waterproof ······························································································ IP52
Effective Stroke ··············································································· 1.3mm
Maximum Stroke ············································································· 2.7mm
Sound Pressure Level············ 82±2 dB @ 1w/1m At 500, 800,1500,2000 Hz AVG (at20℃)
Dashboard
Impedance ····························································· 50Ω±15% (1Vrms at 2KHz)
Sound Pressure Level ···························· 78±3dB @ 0.1W/0.5M at 1 kHz
Resonance Frequency ·································································· 400 Hz±20%
Frequency Range ········································································ 400Hz ~17KHz
Input Power ··································································· Rated0.3W/Max. 0.5W
Distortion ······································································· <5% Max. at 1kHz/0.1w
AVAS Products
Traditional AVAS
System Working Voltage ····································································· DC 9V～16V
Rated Working Voltage ·················································································· DC 12V
Quiescent Current ································································································ ≤ 1mA
Operating Current ································································································ ＜ 2A
Sound Pressure Level ································································ ≤75dB@2m,1KHZ
Rated Impedance ······································································································· 8Ω
Rated Power ······································································································· 5W/10W
Dist ································································································································· ≤10%
CAN Diagnostic Service Layer ······························································ ISO14229
CAN BUS Communication Baud Rate·········500kbs & 125kbs, ISO-11898-2
Protection Grade ······································································································ IP67
AVAS+WSD
System Working Voltage ···································································· DC 9V～16V
Rated Working Voltage ················································································· DC 12V
Quiescent Current ··························································································· ≤ 0.5mA
Operating Current ································································································ ＜ 2A
Sound Pressure Level ································· ≤75dB@2m,1KHZ(Customizable)
Rated Impedance ········································································································ 8Ω
Resonance Frequency ··················································································· 280±15%
Rated Power ········································································································ 5W/10W
Distortion ······················································································································· ≤5%
CAN Diagnostic Service Layer ··································································· Support
Upgrade Method ····································································································· FOTA
Refresh ·································································································· Flash Bootloader
Protection Grade ········································································································ IP67
Mic Products
A2B Mic
Directivity ···························································································· Omni directional
Sensitivity ································································· -26±2dB, 0dB=1V/Pa,1KHz,8V
Operation Voltage ···················································································· 8±10% V.D.C
Max. Current Consumption ·································································· 25mA, at 8V
Max Input Sound Level ····························································· 120dB, at 1KHz, 8V
Distortion·······················＜1.0%, @94dBSPL@1KHz ＜3%, @106dBSPL@1KHz
Signal to Noise Ratio ·································································· >65dB, A-weighted
Voice Calls
Directivity ····························································································· Omni directional
Sensitivity ·········································································· -3.5±3dB, 0dB=1V/Pa,1KHz
Operation Voltage ······························································· 8±0.8 V.D.C, 680 OHM
Current Consumption ········································· 3~9mA, at 8.0 VDC/680 OHM
Output impedance ······························································································ <200 Ω
Total Harmonic Distortion ········································ ＜1.0%, @94dBSPL@1KHz
Signal to Noise Ratio ································································· >60dB, A-weighted
Applications：Speaker
e-Call system
Audio
Smart Speaker
Applications：Mic
Karaoke
Professional Recording
Noise Collection
Why Choose KEPO
1. Simulation：Speaker
Sound Pressure Level
Outfield sound pressure level
Magnetic Flux Density
2. Structural Analysis：Speaker
Basin Frame Drop Deformation
Ring Buckling
Vibration System Movement
3. Simulation:Mic
THD
Directivity
Signal and Spectrum
4. Frequency Response：Mic
Frequency Response Curve
5. Experimental Ability
Anechoic Chamber
R & D Equipment
Quality Test
6. Automatic Production Line
Automatic Line – 1
Automatic Line – 2
Automatic Line – 3
Learn More
Tel: +1 248 521 0090
Email: sales@kepotech.com