The PlayStation Portable PSP is a handheld game console developed by Sony. Development of the handheld was .Two fixed frequencies of .MHz and MHz. Two handheld, a headset and tie clip microphone kit that is ideal for conferences, presentations and performances. High.Garmin DriveTrack LMT. Track your Garmin GPS collars in your vehicle on a bigger screen! Please note that current Alpha handheld users will require a software .Garmin ALPHA TT Combo. Get your ALPHA with the ALL NEW TT GPS Tracking Training Collar Enjoy more relaxing and productive hunts. Track and train your dog .