The camera’s portrait mode and landscape mode can be switched freely. You need to press and hold the touch button on the back of the camera for about 8 seconds, the camera will automatically restart. If it's in landscape mode before switching, it will switch to portrait mode; if it's in portrait mode before,It will switch to landscape mode.
The camera may be muted, check whether the light on the nose of the camera is red, if so, press the touch button on the back of the camera to unmute.
Yes, you need a USB dongle. Pairing with the M300, connect the USB dongle to this computer to use it. After the M300 is turned on, it will automatically search for connections.
Covering area : 15-30 SQM
Number of participants : 6-12 attendees
Connection method : USB 2.0, Bluetooth
Microphone type : Omnidirectional microphone
Microphone array : A circular array of built-in four omnidirectional microphones,360°pick-up
Pickup distance : Pickup radius of 3 meters
Frequency response : 100Hz~8kHz
SNR : 65dB
Reproducer type : Full frequency reproducer
Sensitivity : 88 dB SPL (in the range of 0.5m)
Rate of power : Max output 5W, effective 3W
Frequency range : Call mode : 150Hz ~ 8kHz; Music mode : 150Hz ~ 16kHz
Volume : 84dBA (in the range of 1m )
Audio features : 32K Sampling rate, HD broadband audio, full duplex audio
USB protocol : UAC 1.0
Echo cancellation : Support
Noise suppression : Support
Gain control : Support
Wireless : Built-in Bluetooth data communication(Bluetooth 5.0);Support AVRCP,A2DP,HFP and SBC CODEC etc protocols.
USB : USB data communication, audio input/ call
Audio : AUX output,Connect to speaker through 3.5mm audio cable for music playback
Power : (1) Input : USB Type-C interface; External power supply supplies power to M300 device through USB Type-C interface;(2) Output : USB Type-A interface. M300 charges peripherals such as mobile phones through USB Type-A interface;"
Button : Touch the button (mute button with light indicator)
Rechargeable battery : Battery specification : 6500mAh;Full charge time : 4 hours (5V/2A);Maximum charging current : 2A;Duration : 24 hours
Dimension : 124m * 124mm * 32mm
Weight : 0.32kg
Working environment : 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 : CCC, CE, RoHS, FCC

M300

M300-Box

M300-USB Cable

M300-User Manual

M300-Gift Box