Samson Expedition PA Speaker System w/ Microphone & Bluetooth - XP312w - K Band Autoharp An all inclusive package featuring:

An all inclusive package featuring: handheld microphone(s) and wireless bodypack(s) with headset mic and instrument cable

so it's good for both music and voice transmission

electric guitars do produce sound even when unplugged

cellphone towers and other transmitting devices

iPod touch and iPad: You’ll be able to trigger loops and grooves in real time from the pads to remix non-stop electronic

Samson Expedition PA Speaker System w/ Microphone & Bluetooth - XP312w - K Band Autoharp An all inclusive package featuring:Overview The Samson Expedition XP312w Rechargeable Portable PA answers the call of those who need great sounding mobile audio. With 300 watts of power, 12 hours of battery life, a top mounted 4 channel mixer and Bluetooth, the XP312w delivers huge sound to musicians, DJs or those enjoying a variety of outdoor events. It also includes a frequency agile wireless microphone for cord free performance. The XP312w operates for up to 12 hours continuously