Users Manual Model No: B049 Important safety instruction If used in the correct method, this design and production of this product can ensure your personal safety completely. However, any inappropriate use may lead to potential risk and danger of electric shock or fire hazard. Please read all the safety instructions before installing and using the product. In particular, attention shall be given to the following information:
1. It needs to be stored or used in the ambient temperature. 2. It shall not be placed in water or wet locations. 3. It cant be disposed randomly for it may cause environmental pollution. 4. Without approval, It shall not be disassembled or repaired. 5. The built-in lithium battery cant be disposed in the fire or other places to prevent causing fire hazards. 6. It shall be cleaned with dry cloth. 7. Whenever there is damage, it needs to be repaired by professional personnel. Charging the battery Fully charge the battery for about 3 hours before using the battery for the first time. 1. Plug the smaller end of USB charging cable into the Micro-USB interface of the connector. 2. Next, plug the other end of USB charging cable into other power charging devices or a computer with the power on. 1.1 Functions Operation. Feature Device Status Operation Details Power on Power off Press and hold the power button for3s. Power off Power on Press and hold the power button for3s. Under power off status, press and hold the power button for 3 seconds, then the headphone will turn on, and with prompt Ding Dong tone. Blue LED light will flash. Under power on status, press and hold the power button for 3 seconds, then the headphone will turn off, and with prompt Dang Dong tone. The red LED will light on for 2s then off. Pairing &
Connection. Software by using: B049 Feature Device Status Operation Details Enter in pair Power off Press and hold the power button for 5s. Pairing Pairing Release the power button Pair Successful Pairing Release the power button CallingPC Communication by using QQSkpMSN Under power off status, press and hold the power button for 5s, then the headphone will entering pairing mode, it will promptDu Dutone, the LED Red and Blue blinking alternation LED Red and Blue blinking continue time 5 mins Di Dong tone withslow flash blue LED light Feature Device Status Operation Details Volume Up Calling Short press the +button Voice Du when maximum volume &
Di tone when volume over 85 dB Volume Down Calling Short press the -button Voice Du when minimum volume CallingMobile Phone Feature Device Status Operation Details Incoming tone Incoming call Mobile phone tone happens when incoming call Cancel calling Calling Short press the power button Answer call Incoming call Short press the power button Reject the calling Incoming call button for 2srelease the button Press and hold the power when prompt. Short press the power button No No No No End calling Volume Up Volume Down Re-dial for end phone number. Calling Calling Calling Standby Short press the + button Voice Du when maximum volume Short press the - button Voice Du when minimum volume Short press the power button for 2 times. No Music Play Music player by usingWindows Media Player Feature Device Status Operation Details Volume Up Music Play Short press the + button Voice Du when maximum volume Volume Down Music Play Short press the - button Voice Du when minimum volume Pause Play Music Play Short press power button Music Pause Short press power button Previous Track Music Play Long press +button Next Track Music Play Long press +button N/A N/A N/A N/A Pairing Fail Power on Non-connection Power on N/A N/A Auto power off after 10 mins Auto power off after 10 mins ANC function Connect with your device by Bluetooth or 3.5mm audio cable Feature Connected way Operation Details ANC on / off By Bluetooth Press ANC button to turn on or status, with prompt ANC ON when off turn on ANC, and with prompt ANC Bluetooth connected and in power on OFF when turn off ANC on / off By 3.5mm audio Press ANC button to turn on or 3.5mm audio cable connected and in cable off power on status, 1) ANC function only can be used when the headphone power on. Pls make sure turn on it Remark first 2) Plug in the 3.5mm audio cable to headphone, bluetooth disconnected automatically 2 Product Specifications 2.1 Technical Data Sheet Type Bluetooth Feature Version Pair name Description or Detail 5.0 B049 Operated distance Over 15m Transmission Range(Hz) 2402-2480 MHz Active noise cancelling (ANC) ANC effect:
impedance Sensitivity 30 +/-2 dB 2.2K
-35 +/- 1 dB Diameter 40 +/- 0.3mm Frequency Response 20Hz-20KHz Speaker Impedance 32 +/- 15%
Sensitivity/S.P.L. 120 3dBat 1K Hz,IEC318 test) Rated Power 10mW Type Capacity Battery Work time Chargeable Li-ion Battery 500 mAh 26 hours (Bluetooth on) 23 hours (Bluetooth and ANC on) Charge time Charger current Plug Length Plug Length Charge cable Line in Cable 0.8-1 hours 1.5A Micro USB 0.8m 3.5mm Stereo cable 1.2 m FCC Statement 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. 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 isno 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:
1) 2) 3) 4) The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction. Reorient or relocate the receiving antenna. Reorient or relocate the receiving antenna. Reorient or relocate the receiving antenna. Consult the dealer or an experienced radio/TV technician for help important announcement