Audiovox SIRCMB2 Sirius Satellite Radio JamPack Combo (SIRPNP2 Tuner and SIRCK1 Car Cradle) JamPack combo features SIRPNP2 satellite radio and SIRCK1 docking cradle Listen to 100 satellite radio streams with SIRPNP2 radio model 30 presets, 20-song memory, remote control SIRCK1 cradle connects to car stereo via RCA audio cable or built-in FM transmitter Includes cigarette lighter DC power cord; magnetic antenna for your car roof or trunk