1. Infrared rays & rotative transmitting sensors - As the sensor of transmitting the audio signal in the form of light, it has an orientation character of 25°, makes it available to improve the speech quality by improving the orientation character up to 40-45°by means of operating the rotative sensor. - After an initial installation, set the rotative sensor to yield the best speech quality. 2. Magnetic - Does not affect the mobile phone since it is specially manufactured one. - In case the mobile phone is not attached to the magnetic of the base, please attach the sticker type steel plate to the battery of mobile phone. 3. Wireless earphone charging holder and dual LED(Charging the wireless earphone) - For charging the wireless earphone, insert it into the charging holder until it clicks. - When not using, place the wireless earphone into the charging holder. - Dual LED ▶When the wireless earphone is disconnected : When the connection to the cigarette adaptor is made, it indicates the green light meaning power "on" ▶When the wireless earphone is connected : 1)Red light indicates the wireless earphone is being charged *When it is charged for 30 minutes, one hour
