Riff CAR-B2 Bluetooth FM / MP3 Transmitter Car Charger 2x USB QC3.0 3.1A / 1A Black

This device is a Bluetooth MP3 player designed for car use, which is equipped with a professional high-performance Bluetooth module and an mp3 decoder chip.

it can play and transmit music from TF card to car stereo via FM radio signal.

it can stream your mobile phone's music to your car stereo via bluetooth.

it can also be used as a hands-free car kit while driving.

This device transmits signal wirelessly, no need to modify anything in the car. it can be used both as a music player for entertainment purposes and as a hands-free car kit for safety while driving.

1.Support Bluetooth hands-free calling via built-in microphone.

2. Noise and wind are suppressed by CVC technology to create full duplex sound quality.

3. Support A2DP mobile phone function. The music will be played directly when the mobile phone is connected.

4.Mobile phone can connect automatically when the device is turned on.

5. Support external TF card, able to play MP3 music files.

6. Built-in 5V-1000mA output car charger for charging portable devices in the car.

Bluetooth:

Bluetooth version: V3.0+EDR

Frequency: 20h-20kHz

Sensitivity: -42dB+/3dB360

Voltage: 5V +/- 0.5

Operating current: 45mA

Standby current: 25mA

Frequency: 2.402-2.480GHz

Effective range: 5 meters

Sensitivity: -92 dBm

RF output: 4 dBm

Frequencies:

FM: 87.5MHz-108.0MHz

Transmitted Power: 87dBuv/107dBuv

Effective range: 2 meter