A lift-cover mini Secure Digital card connector includes an insulation body, a movable cover and eleven insertion terminals. An intermediary between a plurality of clients and one or more servers receives a first client certificate during a first SSL handshake with a first client and a second client certificate during a second SSL handshake with a second client. The magnetic head magnetically writes prescribed data on the magnetic stripe, asynchronously with the relative motion of the magnetic head and the medium. Another method comprises driving casing by applying weight and torque thereto through engagement with an interior thereof. , DN resulting in a block of N payload spatial symbols Su,1, Su,2,. The isolating device ensures that the load impedance of the first stage remains fixed at a constant value.