... to door service OEM Logo Printing Hot!!! Cute Pretty Design Bluetooth Speaker Features: Customized Packing1.High magnetic speaker,Pure and clear ... , connecting to your MP3,MP4, CD, DVD, iPod, iPhone, GPS, PSP, mobile phone, notebook computer, Hi-fi speaker,TF-card ... response150-18000Hz (±3Db)Frequency range2.401-2 .480 GHz The receiver sensitivity <-90dBm, BER <0.1%SNR89dB Distortion<0.2%Operating ...