User Manual for Generic models including: D2, D2 TWS Wireless Bluetooth Earbuds, TWS Wireless Bluetooth Earbuds, Wireless Bluetooth Earbuds, Bluetooth Earbuds, Earbuds
Shenzhen Hengshengzhizhao Technology Co., Ltd. D2 2BAHV-D2 2BAHVD2 d2
User Manual Model: D2 Product Diagram Touch Area Battery Level Indicator Specifications Charging Port on the Back Product Model: D2 Bluetooth Version: V5.3 Sensitivity: 90dB Signal Distance: 15m Playback Time: Approximately 8 hours (at 70% volume) Talk Time: Approximately 8 hours Standby Time: Approximately 60 hours Charging Time: Approximately 1.5 hours Functional Operations 1. Power On The earphones will automatically power on when taken out from the charging case. When the earphones are in the power-off state, long-pressing the multi-function touch area for 3 seconds will power them on. 2. Power Off Placing the earphones back into the charging case and closing the lid will automatically power them off. When the earphones are in the power-on state, long-pressing the multi-function touch area for 5 seconds will power them off. 3. The earphones will automatically power off if there is no connection with the phone for more than 3 minutes. 4. Power On Reconnection After taking the earphones out of the charging case, they will automatically power on, pair, and reconnect to the last paired and Bluetooth enabled phone. 5. Pause/Play In the music playback state, a single tap on the multi-function touch area of the earphones can play/pause the music. 6. Switch Tracks/Activate Siri During music playback, a quick double-tap on the multi-function touch area of the right earphone will switch to the next track. A quick double-tap on the multi-function touch area of the left earphone will switch to the previous track. Long-pressing the multi-function touch area of the earphones for 2 seconds will activate Siri. During music playback, a quick triple-tap on the multi-function touch area of the left earphone will increase the volume, and a quick triple-tap on the multi-function touch area of the right earphone will decrease the volume. 7. Call Answering/Rejecting/Ending When a call comes in, a single tap on the left/right earphone's multi-function touch area can answer the call, and a 2-second long press can reject an incoming call. During a call, a single tap on the left/right earphone's multi-function touch area can end the call. 8. Low Battery Warning When the battery of the Bluetooth earphones is low, there will be a low battery alert sound indicating the low battery status. When the battery is extremely low, the earphones will power off. Pairing Procedure In the power-off state, simultaneously long-press the touch area of both the left and right earphones for 3 seconds, or take out both earphones from the charging case to power them on. After powering on, the left and right earphones will enter automatic pairing mode. When one side's indicator light goes off and the other side's indicator light flashes, it means the earphones have paired successfully. In the Bluetooth search list of your phone, find the "D2" Bluetooth earphones and click on the earphone name to establish a successful connection with your phone. Charging 1.Place the earphones into the charging case and close the lid. The earphones will start charging automatically, and the earphone indicator light will stay on. When the earphones are fully charged, the indicator light will turn off. 2.Insert the USB end of the Type-C charging cable into the interface of a 5V power adapter, and insert the Type-C connector into the Type-C interface of the charging case to charge the charging case. Important Notes 1. Please charge the earphones in a safe environment. After fully charging the charging case, please disconnect the charging cable to avoid potential damage caused by prolonged charging. 2. When listening to music, adjust the volume to a suitable level to avoid long-term usage at high volume, which may harm your hearing. 3. Try to avoid using earphones in areas with sources of interference as it may interfere with the earphone signal. 4. Avoid using earphones in humid or corrosive environments to prevent damage to the electronic components of the earphones. Bluetooth technology provides &stable wireless Conncetion to your smart phonse and other Bluetooh davicas.There are no wires beiring tangled and earbuds can fast pair with stable conncetion up to 10M Bluetooth range or more. 2.Can be conncetion to two call phones at the same time 3.support all Bluetooth mobile phone.tabiet, notebook,sing it,music ,movies. Etc., Universal all mobile phone 4.Voice Reminder:Remind phone numbe,the last call back,all intellfeng chinses and English voice calls,boat coupia Shut down the phone power will below voice calls 5 Bluetooth headset congected to the phone after the shutdown,and then open the Bluetooth headset will connect back to the phone automatically,more conenient. FCC Warnings 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 restrictionAdobe PDF library 10.01 Adobe Illustrator(R) 16.0