Pyle psbt65a bluetooth karaoke pa speaker indoor outdoor portable sound system with wireless mic, rechargeable battery. This compact portable bluetooth pa speaker by pyle provides wireless entertainment and gives you easy access to your music. It has a bluetooth system so you can easily stream music from your iphones, androids, ipad, tablets, pcs, so on. It also has a digital audio recording mode which is perfect for rehearsals. You can also configure the echo, bass, and treble of your music to your desired levels for the ultimate entertainment experience. Features: bluetooth wireless audio streaming digital audio recording mode rear panel button control center 1/4'' microphone input aux (3.5mm) input usb flash + micro sd memory card readers mp3 digital audio file playback configuration: echo, bass and treble controls lcd digital display screen external 12v power dc input connector 35mm speaker stand mount whats in the box: pa speaker handheld microphone wall power adapter technical specs: power: 600 watt wireless frequency mode: vhf frequency response: 55hz-20khz sensitivity: 95db (+/-2db) impedance: 4 ohm s/n ratio: 50db t.h.d.: 1% rechargeable battery: 4400mah, 3.7v lithium battery operated microphone: requires (2) x aa batteries digital audio file compatibility: mp3, wma, acc maximum usb/micro sd support size: 32 gb power: 110/220v (9v power adapter) speaker dimensions (l x w x h): 10.6 x 9.0 x 13.0 -inches for state-specific electronic recycling and disposal information, please click here.