Karaoke Portable Wireless Speaker with Flashlight KTS-1285 FEATURES : * Wireless Connectivity *Support USB/TF card *Rechargeable Battery *Karaoke Function *Wireless Stereo Twin Speaker Function *When you have two devices*Need to long press “M” to build * The connection Both*Fm Radio, Search and Record *The FM Frequency Automatically SPECIFICATION : *Wireless Transmission rang-up to 10 meter *Speaker Drive Size : 6.5 inch *out put power : 5w *frequency Response : 100hZ -20khz* Signal to noise ratio: 85dB *FM Scan rang: 87.5-108.0MHz *Battery Capacity : 1200mAh *Max Memory Support (USB/SD) :32GB *Playtime : up tp 1-2 hours at 75% Volume * Charging Time : 2-3 hours