PARAMETERS USING INSTRUCTIONS FUNCTION KEYS INDICATOR LIGHT STATUS TWS USER MANUAL 55mm 46mm 18mm 25mm 42mm Model No. KS-S12 Bluetooth Version V5.0 Working Time 2~3Hours Music Play 2~3Hours Battery Type 4.2V / 40mAh Standby Time 100Hours Charging Time 1Hour Working Distance 8~10Meters Working Temperature -40~80 Frequency 2.402~4.480GHz 1 Power On When earphones are in the charging case, press the charging button, led light bright and earphones switch on 2 Automatic Pairing When the charging case indicator light bright, take out the earphones, they will power on and pair automatically after the indicator light flash in red/blue color for 1-2 seconds 3 Turn On Bluetooth Turn on Bluetooth on your device and search for D012A 4 Connected Finished Click D012A and connected finished f Precautions Earphones will automatically shut down I there i s no operation in 5 minutes after switch on. When the phone is out of distance, earphones is disconnected. When return t o t h e c o m m u n i c a t i o n distance,the earphone will automatically connect phone. to the If the single-sided earphone is connected to the mobile phone, the two earphones cannot be connected. In this c ase, t he mo b i l e ph on e bluetooth should be turned off. When the dual earphones flashes red and blue, light dou ble - c l i c k o n e o f t h e earphones and you can pair it later. Turn On Connected Press For 4 Seconds Manually switch on and off Press For 2 Seconds Reject phone call Switch the next song Click Answer phone call Interrupt and hang up during call Play/Pause music Double Click Replay the last call Pairing Mode Working Low Battery Charging Full Charged Led light flash in red/blue color Blue light blinks slowly Led light flash red slowly Shines in red light The red light is off CHARGING STATUS DESCRIPTION Under Non-Charged State When earphones low battery, led light flash in red, you can hear battery low prompt invoice every 2 minutes Under Charged State When put down earphones in charging case, earphones will switch off automatically. Red light is always on when charging, and the red light is off when it is fully charge 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. 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.