A:Answer The LG TONE Flex HBS-XL7 Bluetooth® Wireless Stereo Headset ,like your phone, is a Class II Bluetooth device and all Class II Bluetooth devices have a transmission operating range of approximately 30 feet (10 meters) within a line of sight but will vary depending on the surrounding conditions. Communication range will vary according to whether walls or other obstacles are located between the devices, the material used in the intervening walls, the presence of Radio Frequency (RF) interference and other environmental conditions, and the type of software being used, if applicable...^IFV