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Model | M300 | |
Product Name | USB Microphone Speakerphone | |
Microphone | ||
Microphone type | Omnidirectional microphone | |
Microphone array | Built in four omnidirectional microphones form a ring array and 360 ° omnidirectional pickup | |
Pickup distance | The best pickup distance is 3M and the effective use distance is 5m | |
Frequency response | 100Hz~8kHz | |
Signal to noise ratio | 65dB | |
Speaker | ||
Speaker Type | Full frequency loudspeaker | |
Sensitivity | 88 dB SPL at 0.5m | |
Power | Maximum output power: 5W, effective power: 3W | |
Frequency range | Call mode: 150Hz ~ 8kHz; Music mode: 20Hz ~ 20KHz | |
Volume | 84dba (maximum volume, 1m distance) | |
Audio frequency | ||
Audio features | 32K sampling rate, HD broadband audio, full duplex voice | |
USB protocol | Support UAC2.0 | |
Echo cancellation | Support | |
Noise suppression | Support | |
Gain control | Support | |
Interface | ||
Wireless | Built in data communication; Support standard protocols such as AVRCP, A2DP, HFP and SBC codec; | |
USB | USB data communication, audio input / call | |
Audio frequency | AUX output, connect the speaker through 3.5mm audio cable for music playback | |
Power Supply | (1) Input: USB type-C interface, external power supply supplies power to M300 equipment through USB type-C interface; (2) Output: USB type-A interface. M300 charges mobile phones and other peripherals through USB type-A interface; | |
Key | Tap the key (mute key with light indication) | |
Others | ||
Battery | 223mm*154.8mm*165mm | |
Dimensions (L x W x H) | 1.8kg | |
Weight | Power supply, USB3.0 cable, Remote controller, User manual | |
Environment condition | • temperature: 0 ° C ~ 40 ° C (working state), - 40 ° C ~ 60 ° C (non working state) • relative humidity: 45% - 90% (working state), 30% - 90% (non working state) | |
Certification | CE, FCC, ROHS | |
Warranty | 3 Years | |






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