Specifications:
Supports bluetooth hands-free kit, built in microphone, safe and convenient to answer the call, call when the CVC noise processing, suppression of wind noise.
supports cell phone function via Bluetooth A2DP directly-high quailty of mobile phone music. (Stereo Bluetooth)
the power supply after opening, automatic back to the same, automatic in the corresponding condition.
support USB, TF card, support MP3 / WMA / WAV music for the format.
circuit output car charger 5V-1000mA, is available for charging handgeld devices in car.

Technology Parameter:
type: FM Transmitter
Input voltage: 12-24 V
Output voltage: 5 V +/- 0.25
Output Current: 1000mA (Max)

Bluetooth:
Bluetooth version: V3.0 + EDR
frequency: 20 h-20 KHz
sensitivity: -42db +/- 3db 360
voltage: 5V +/- 0.5
Working current: 45mA (Max)
Current standby: 25mA (Max)
frequency: 2, 402-2, 480 ghz
Effective range: 5 meters
sensitivity: -92dBm
RF Output: 4dBm

Frequencies:
FM: 87.5 MHZ-108.0 MHZ
Transmitted Power: 87 dBuv / 107 dBuv
Effective Range: 2 meters