[Upgraded Version] Nulaxy Bluetooth FM Transmitter MP3 Player Hands-free Calling

Nulaxy USB FM Transmitter - Your wonderful car kit music adapter, USB car charger, hands-free calling for iPhone, Samsung, MP3 Players and any Bluetooth devices to committed to a more convenient life! 

Upgraded Bluetooth Car Kit - It can automatically adjust the output power to different smart phone, support music playing from TF card and USB flash disk. 

Different Language Selection - Long press ?M? button about five seconds to switch between English and Chinese. 

Specification: 
Bluetooth Version: V3.0+EDR 4 
Frequency: 20 h- 20KHZ 
Sensitivity: -41db+ / 3db 360 
Voltage: 5 V + / - 0.5 
Working current: 45mA (Max) 
Stand-by current: 25mA (Max) 
Frequency: 2.402 ~ 2.480 ghz 
Effective Range: 5 meters 
Sensitivity: -92 dBm 
RF Output: 4 dBm 

Frequencies: 
Transmitted Power: 87 dBuv / 107 dBuv 
Effective Range: 2 Meters 

Package Included:  
1 x Nulaxy FM Transmitter 
1 x User Manual 
1 x Audio cable 

NOTE:  
1.This FM transmitter is compatible with most cars and mobile phones, but not all. Please try with some other phones or cars to judge if it is defective or not. 
2.To prolong the lifespan of this product, please do not violently rotate the head of this product when you use it (the rotation angle shall not exceed 120 degree).
3.For normal use, please tune it to an unused frequency. 
4.The max output current of the transmitter varies with charged devices, because charged devices can limit output current automatically. The input current also varies with charged devices, lower the power, larger the input. 
5.If you want to change the way to play music, please pause the music first and then connect it to your MP3, MP4 or other devices through 3.5mm audio cable to stream music.