7.Dial
I. You could make calls and answer phones in combination with cell phone after Bluetooth connection.
II. It can dial again the last number by double click “????”.

III. Switch the talk mode: In condition of talking, it can change the talking mode from the bluetooth hands free to headsets mode.
8. Key Function Query (See attached file)
9.Specification
Input Voltage: 12-24V
Output Voltage: 5V+/- -0.25
Output Current: 1000Ma (Max)
Short circuit Current Protection: 2.4-3
Bluetooth Version: V3.0+EDR
Frequency: 20h-20KHZ
Sensitivity: -42db+/3db 360
Voltage: 5V+/-0.5V
Wo***ng Current: 45Ma (Max)
Standby Current: 25Ma (Max)
Frequency: 2.402-2.480 GHz
Range: 5m
Sensitivity:-92dBm
Radio Frequency Output: 4dBm
Frequency: 87.5MHz---108.0MHz
Tran**itted power: 87 dub / 107 dub
Range: 2m
Note: It can be compatible with most cell phones, but part of function cannot be realized in some phones. The product updates functionality without notice.
产品规格
FM频率范围: 87.5~108.0MHz
发射距离:5米
音频格式:MP3/WMA/W**/SBC
信噪比:68dB
失真度:<0.1%
频率响应:20Hz-15Khz
左右通道分离度:>60dB
蓝牙版本:Bluetooth v3.0
支持蓝牙协议:HFP/HSP,A2DP/**RCP
工作电压:DC 9~26V
电源消耗:<1W
工作温度:-10~70 Degree
工作湿度:0~95%
产品尺寸:7(L)*5.3(W)*16(H) CM
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用军舰或战机紧逼甚至撞击比较妥当