XM4 uses a professional controlled-impedence Printed Circuit Board (PCB).
|Optional Lithium-Ion FastCharge® System connected to XM4.
FastCharger will charge the internal Lithium battery in approximately 90 minutes.
|Solid metal jacks, for a reliable and noise-free connection.|
|Gold-Plated amplifier socket, for the best possible contact.|
|Volume knob has a steel shaft and bushing (not plastic) for extra strength, rigidity, and reliability.|
|Solid Aluminum Case is very strong and durable.
XM4 shown underneath tire of 3,800lb (1,700kg) car. Note: Warranty does not cover damage from being run over!
|XM4 shown mated to iPod video, using included velcro dots.|
|Crossfeed Adjuster knob on rear of XM4. Turn this to adjust the amount of crossfeed.|
Crossfeed is enabled or disabled by the button on the front panel.
4.75" (approx. 8" tip-to-tip) gold-plated 3.5mm interconnect, using ULTRALINK DISCOVERY® Advanced Performance High Resolution Directional Twisted-Pair Double-Shielded Audio Interface cable.
This cable is included (for a limited time) as a free bonus only when purchasing direct from our website.
A 6-foot (1.8m) version (shown below) is also available. Email for details.