Lark M1 Introduction

1. Major Units

① Charging Case

② Transmitter*1

③ Receiver 

④ Transmitter*2 

2. TX Indicator&Button Operations

⑤ TX power on/off key

⑥ Pairing/ANC button (ANC-Active Noise Canceling)

Key Operations

Power ON/OFF	ANC ON/OFF	Pairing
Long press ⑤ for 3s to turn the device on/off	Click ⑥ to turn on/off the Noise canceling function	Long press ⑥ for 3s to enter pairing mode

⑦ Built-in omnidirectional microphone

⑧ TX indicators

Blue Light 【ANC OFF】	Green Light 【ANC ON】	Other Colors
Steady blue - normal	Steady green - normal	Orange slow flashing - charging
Slow flashing - no connection	/	Red slow flashing - low power
Fast flashing - pairing	/	/

⑨ Charging/upgrading interface

3. RX Indicator&Button Operation

⑩ Charging/upgrading interface

⑪ Volume + / pairing button

⑫ Volume - / mode switch button

⑬ 3.5mm audio output interface

⑭ Power ON/OFF button

Key Operations

Power ON/OFF	Adjust Volume High/Medium/Low	Pairing
Long press ⑭ for 3s to power the device on/off	Click ⑪ to raise the volume one level	Long press ⑪  for 3s to enter pairing mode
	Click ⑫ to lower the volume one level	Long press ⑫ for 3s to switch to phone/camera mode

⑮ RX indicators

Blue Light	Green Light	Other Lights
Steady blue - phone/stereo mode	Steady green - camera/mono mode	Orange slow flashing - charging
Slow flashing - no connection	/	Red slow flashing - low power
Fast flashing - pairing	/	/