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Sensitivity | -38dB | |
Frequency Response | 20Hz~20kHz | |
Signal to noise ratio | 59dBM | |
Operating current | 18mA | |
Standby current | 7uA | |
Wireless master control | Bluetooth 5.2 | |
Transmission distance | Accessibility 15m | |
Sampling rate | 24K/16bits | |
Mac side | Power on | In the off state, press and hold the on/off button for 2 seconds to turn on the power, the blue light is on |
Off | When the power is on, press and hold the on/off button for 2 seconds to turn the power off, the lights will be off | |
Connection Status | Blue light is always on | |
Search Status | Blue light slow flashing | |
Noise Reduction | The default level of noise reduction, click to switch to the second level of noise reduction, and then click to switch to the original sound mode, the green light flashes 3 times when switching | |
Charging | Green light is always on (mark end for pure drum battery 401030, 90 mA, fully charged can be used continuously 5-6H) | |
Fully charged | Green light off | |
Low battery alarm | red light slow flashing | |
Clear pairing | 4 hit the key, the blue light flashes fast | |
Auto Power Off | Last 3 minutes no connection, automatic shutdown | |
Power on | Insert the phone to turn on, the blue light is on | |
Power off | Unplug the phone to turn off the phone, the lights are all off | |
Connection Status | Blue light is always on | |
Search Status | Blue light flashes slowly | |
Clear pairing | Double click the reset button, blue light flashes quickly | |
Charging | Blue light flashes | |
Fully charged | Blue light is off | |
Low Battery Alarm | Red light blinks | |
Battery Specification | 602040 (450 mA) | |
Charging time | Charging bin charging 1 hour can be fully charged, can be continuously charged to mark 4-5 times |