User Manual Blu-PTT+
Thanks for purchasing Blu-PTT+ made by DellKing Industrial., Ltd. Hope that you will enjoy it. Please follow this User
Manual on correct usage.
Safety
Drop or impact is prohibited, whichever might cause breakdown.
Please DO NOT place this unit near fire or in direct sun rays, whichever might cause fire.
Please DO NOT place this unit in mouth to avoid damage, and keep it out of children’s reach.
This unit has operating temperature ranging from -15℃ to 45℃, and we CANNOT guarantee its
working well beyond that range.
All the accessories recommended in the package are certified by us and those alien might have
effects.
About charging
Please adopt USB cable recommended in the package when charging. Any incorrect option might cause
smoke or flame.
Please charge this unit minimum once a half year if it idles for a long time to avoid battery
damage due to over-discharge.
Please adopt USB connection with PC or adapter recommended in the package when charging and make
it under normal temperature. DO NOT charge nearby fire, which might cause smoke or flame.
When battery is full, please DO NOT leave this unit charging a long time, which might cause smoke
or flame.
Please cut off power and suspend when the unit is smoking, burning hot or emitting odor when
charging.
Continuation in this case might cause electric shock or fire disaster.
Please DO NOT change settings. We DO NOT take responsibility due to misuse.
Please cut off power and suspend when the unit is smoking, burning hot or emitting odor.
Continuation in this case might cause electric shock or fire disaster.
Please DO NOT dismantle or convert this unit, whichever might cause damage, electric shock or
fire disaster.
