**Specification:
Bluetooth Version:V5.3
Supported Bluetooth Profiles: A2DP/AVCTP/AVDTP/AVRCP/HFP/HID
Supported Bluetooth Codec:AAC/SBC
Battery Capacity: 40mAh*2 + 300mAh
Charging interface: Type-C
Control method: Press
Charge Time: 2H
Total Music Play Time 60% volume:123h
Total Standby Time:1000H
Charging Input:5V/1A
Driver size:40mm
Battery composition: Li-ion Polymer
**How to use it?
Reset way:
When the phone is on, press and hold the MFB key & ANC key for 10S
Connection and pairing:
Press and hold the MFB button for 3 seconds to turn on the phone with a power-on beep. After turning on the phone, a connection will be sent back to the address of the device that was successfully connected last - if the connection is unsuccessful, it will enter the pairing state (the blue light will stay on for 1 second and then the red/blue light will flash alternately)
Auto-turn off function if it is disconnected?---Normal mode, if the connection fails after 5 minutes, it will automatically shut down.
**Basic Function
1. Listen to songs: switch songs (long press to add or subtract previous and next songs), pause playback (short press the multi-function button), increase or decrease the volume (short press to add or subtract);
2. Calls: answer incoming calls (short press the multi-function button), reject incoming calls (press and hold the multi-function button for 1.5 seconds), three-way calls, reject calls and long press the power button for 1.5 seconds, answer calls and short press the power button
3. Voice assistant (double-click the power button in play or pause state.)
4. Triple-click the power button to enter game mode
**Indicating light when in use
The earphone has no indicator light.
The indicator light shows the battery status of the charging box :
The red light is always on during charging and turns off when fully charged.
Power display:
When connected to a mobile phone, the headset battery level is displayed on the Bluetooth page.
Low battery reminder:The red light flashes once every 5 seconds, prompts "battery low" once every 6 minutes, and the number of beeps is about 6 times
Package Contents:
1. Headphones
2. Charging cable
3. Audio cable
4. Heaven and earth box
5. Sponge
6. Accessories box
7. Instructions
8. APP card
