SPECIFICATION: Wireless frequency:2.4GHz-2.480GHz ISM Band Receiver's sensitivity: -18 ~ -50dBm Working distance range: 6-10 meters Function: Last Number Redial / Voice Dial, Answer/End / Reject calls, volume control Power: 45mW Operating voltage: 5.5-6.5V Charging Time: approx within 2.5 hours Standby Time:approx. 150 to 380hours Talk Time: Approx. 6 - 15 hours Battery: 3.6V rechargable Li-polymer battery Bluetooth weight: 12g (headset only) Dimension (mm): approx. L58 x W23 x H12 IN THE BOX 1 x Bluetooth headset 1 x USB charger cable 1 x USB charger 1 x Car charger + cable 4 CHANGEABLE FACE PLACES 1 x Black 1 x Red 1 x Silver 1 x Blue 1 x User manual PAIRING INSTURCTIONS 1. Charge the headset: Plug the charger into an AC outlet, the red light of the charger will turn on. When the battery is fully charged (about 2-3 hours), the red light of the headset will turn off automatically. 2. Turn on the headset: Press the on / talk button on the headset (MFB button) for 10 seconds, then the status of the Blue light on the headset becomes blinking Blue & Red, now the headset is ready to be connected to the Bluetooth device. 3. Connect: Turn on the Bluetooth function on your Bluetooth device (mobile phone...) and search the matching device, select U&I-03 for matching, and enter matching password "0000", the red light on the headset will flash, choose U&I-03 then you will hear a sound "di" from the headset and it shows the connection is successfully. 4 Call: when you finish all the above steps, you can to talk via the Bluetooth headset. 5. Turn off: Press the on / talk key for 5 seconds until the red light of the headset turns on, then release the button, the headset will turn off.
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