NEW Switchcraft Model # 880 Natural 0.101" 2.5mm Male Mono Sub Mini Plug Solder Type NOS. This connector is a TS (Tip, Sleeve) Sub Mini Mono plug. This connector is a good quality connector made by Switchcraft, not an overseas import. This Connector is New Old Stock (N.O.S.) from a bulk case, with no retail packaging. What Switchcraft says about their 0.101" series of connectors: "Extremely small, rugged, Switchcraft® Micro-Plug® 2-conductor plug is 1/4 the size of a standard phone plug. Mates with Switchcraft® Micro-Jax® phone jack, which can be wired for open or closed circuit operation. Internally keyed insulators interlock all parts and jack tip springs grip mating plugs positively." Features: Male 0.101" 2.5mm Audio Plug Solder Termination For use in Consumer, Commercial and Quality Audio applications Mates with Switchcraft TR2A Micro-Jax® Phone Jacks and others Materials: Tip & Sleeve ~ Steel, Tin-Plated; Dielectric Insulator ~ Rigid Plastic; Terminals ~ Steel, Tin-Plated Mechanical: Life: 10,000 insertion/withdrawal cycles minimum. Insertion/Withdrawal Forces: 11 ounce insertion, 11 ounce minimum withdrawal. Electrical: Contact Resistance: 0.010 ohms maximum (initial), 0.020 ohms maximum (after humidity, durability exposure), 0.10 ohms maximum (after salt spray). Insulation Resistance: 10,000 M(omega) minimum (initial), 1,000 MΩ minimum (after humidity, durability exposure). Dielectric Withstanding Voltage: 500 V AC maximum. Contact Rating: 0.125 A, 125 V AC. Environmental: Thermal Range: -55°C to +85°C (non-operating); -20°C to +65°C (operating). Thermal Shock: Per MIL-STD-202, method 107. Humidity: Per MIL-STD-202, method 106. Salt Spray: Per MIL-STD-202, method 101.