Hard-wired headphone amp body pack for those musicians whose instrument restrict their freedom of movement (keyboards, drums, percussions, background vocals). Our original. Features: •Two direct symmetric XLR inputs (no special cable required) •Much better sound than wireless in ear systems •Switch-over from stereo to mono-mix mode •2 x 40mW power with limiter •Control for volume and pan/mix •Sturdy aluminium case, holder of stainless steel •Mains connector (lockable) for plugging in an external DC mains adapter (optional extra) •Power supply with 9V block battery. •Hours of operation with alkaline battery approx. 12h, with rechargeable battery approx. 8h.