XDREAM X-Power Plus Power Bank and Speaker Stand - Retail Packaging - Brushed Aluminum/Green Mobile Music Stand - Plug in your device to the attached auxiliary jack and listen within seconds. The X-Power Plus is custom designed to blend rich, powerful sound in a compact phone stand. Smart. XDREAM's Smart Detect technology easily detects device voltage. One port for charging, no special cables needed. Durable. Strong, durable shell made of polished aluminum and protected with an anodized coating. Long lasting. Over 10 hours of music playback time.