X-Micro Tech. BT400GII - Manual (Page 3)

Introduction
The X-Micro Bluetooth Headset is a most desirable gadget to connect with
your Bluetooth mobile phone cordlessly.
By wearing X-Micro Bluetooth Headset, it becomes most effortless for making
a call or receiving a call without handling your mobile phone, moreover, makes
the communication naturally.
The imperceptible Bluetooth connection can be up to 10 meters and doesn’t
need line of sight and get rid of annoying cable for good.
The X-Micro Bluetooth Headset can be used with any mobile phone which
supports the Bluetooth