Speaker Bluetooth Portable Wireless Model:BT73 BLACK

-High sensitivity, fast connection to Bluetooth devices within operation range. 

-Support phone call function, supports conference calls-via Bluetooth phones, the available speaker directly answer the phone. 

-Standalone player this machine is plugged in SD card/ U disk can play stored music files; can play music formats include MP3, WMA, and WAV. -As a high-quality speaker, fully connect you’re (via Bluetooth or 3.5mm standard audio cable): (Cell phones, laptops, MP3, MP4, desktop computers, DVD, VCD, CD, PMP, all kinds of games and so on audio output digital equipment). 

-FM radio function High-quality radio, clear sound. 

-Power supply built-in lithium battery, power supply, or 5 V Mini USB. 

-Built-in battery, no external power supply can enjoy music for a long time; 

Ready to refuel life Flexibility can be in the car and office environments 

-Turn on Bluetooth on your Bluetooth-enabled device. 

-Select"BT73" on your pairing list. (If it prompting need password, please"0000").

- Color - Black

- Includes - Speaker(1), Mini USB Cable, 3.5mm M to M Audio Cable, Rechargeable Lion Battery

- Not Included - 5 VAC Wall Adapter

- Be sure to keep (and read) your instruction manual(On Box) since some of the key commands are not intuitive. Final Verdict - This is a speaker for people who want a lot of flexibility, decent sound and a nice value.

Specifications: 

Bluetooth Parameters: 

- Bluetooth version: V2.1+EDR class 2support:HFP1.1, HFP1.5, and A2DP1.2 & AVRCP1.0 Profiles 

-effective distance: 10m Speaker Parameters: 

- Speaker unit: 2"*24 Ω - Output power: 2Wx2 (RMS) THD=10% 

- Frequency Range: 150Hz~20 KHz -signal to noise ratio: >=65dB -Distortion: <1% -Working current: MAX350ma 

-Audio input: Bluetooth +card/U disk/3.5mm standard audio (AES/EBU input) stereo FM radio function 

- FM radiofrequency: 87.0 MHz~108.0MHZ - Automatic station search, and can store 35 sets 

-Support Micro SD card/U disk, support capacity up to 16G 

-High-sensitivity microphone (MIC), Professional DSP echo cancellation 

-Operation function (key): Mode, play/pause, volume up/ down up / down a battery parameters 18 

Battery Capacity: Lithium-ion battery 3.7V 800