instructions TWS multifunctional Mini Bluetooth headset V 5.1 basic function:
open:
When picking up the headset from the charging compartment, it will automatically turn on and automatically connect, one of the headset indicator disappears, then turn on the phone BT device, find the search model ""; and connect; or hold down the MFB button for about 3 seconds, the blue indicator flashes, then one of the headphones turns red and blue, the other headset indicator disappears, turn on the phone device, find the search model, and then automatically pair and connect. shut down:
Put the headset in the charging compartment, or long press MFB for about 5 seconds when the red indicator flashes and the headset is turned off. Automatic reconnection:
After the first connection is successful, the phone will automatically match the last phone by default the next time it is turned on. Answer / hang up / reject phone calls:
Answer / hang up phone: press multiple function key once; reject call: press multiple function key twice Music playback control:
Play / pause: short press the multi-function key once;
Next song / previous song:
Double click the left ear to play the last song; double click the right ear to play the next song; (left ear volume +, right ear volume-); press the left and right ear for 1.5 seconds Charging instructions:
Charging and use mode 1: Charging the headset: put the two headphones in the R and L charging positions respectively, and the two headphones will automatically charge. The "red" indicator of the left and right headphones is always on. After fully charged, the "red light" extinguishing well shows the blue light, and automatically extinguish after 30 seconds. 2: Charge the charging compartment: plug one end of the power cord into the charging case socket of the battery, and then connect the other end USB to the standard charger port. When charging, the charging box will slowly flash and automatically extinguish after full 100%
power. Search for the pairing status:
For 5 minutes without any pairing, the headset will automatically shut down. essential parameter:
Bluetooth version: V 5.1 Transmission distance:
10 meters Horn impedance:
13mm32 Support Protocol: A 2DP 1.3 / HFP 1.6 / HSP 1.2
/ AVRCP 1.6 / D 11.3 Wireless frequency:
2.4 GHZ Operating temperature:
-10- -50 Microphone sensitivity: -42 Db matters need attention:
a . Please do not use violence to treat this product, also do not use heavy objects extrusion, away from high temperature, high humidity environment. b . Keep away from WIFI and routers and other high-frequency transmitting equipment, which will affect the signal reception of the machine, resulting in sound disconnection and disconnection. C . Please use this product in an effective environment (12 meters), and there is no physical blocking (such as the wall) between the Bluetooth device and the headset. d . Please use a qualified charger to charge the compartment, e . This product can be connected with any device with Bluetooth function. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) this device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. NOTE: This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures:
-- Reorient or relocate the receiving antenna.
-- Increase the separation between the equipment and receiver.
-- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
-- Consult the dealer or an experienced radio/TV technician for help. The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction