use phone as speaker Phone Speaker

Water resistant loud speaker and built-in mic for both outdoor and indoor use.
With colorful led light flashing, TF /Micro SD card & FM radio.
Ability to answer/hang-up/redial/refuse calls with the push of a button
With hook, convenient for outdoor sports
Phone Speaker Product Features
Model Number
BTS-JM 40
Size
74*84*43 mm
Materials
ABS
Color
Red, black, blue, white, yellow,customized
Battery
rechargeable Li-Ion battery,support 4 hours play
Certification
CE, ROHS
http://www.wirelessspeakerchina.com