Garmin PRO Control 2 System Garmin Pro Control 2 remote receiver system includes PRO Control 2 handheld device and remote receiver for quick, reliable, wireless control of dog training launchers/releasers. The system has a range of more than one half a mile easy-to-read LCD display, separate launch and training modes and can control additional PRO Control 2 remote receiver devices (sold separately). PRO Control 2 remote receiver device has 3 selectable sounds. It works independently with up to 2 compatible launcher/releaser devices. The Rapid Launch feature lets you control multiple remote receiver devices with the push of a button. Product Features Handheld Only: Launcher-Dual launch capability enables independent control of up to 2 compatible launcher/releaser devices Loud Audio- Built in Speaker horn design delivers crisp, powerful audio and realistic sounds Preloaded Sounds- Comes preloaded with three selectable, enhanced sounds (duck call, "hey, hey, hey" and tone) Audio Output- A 3.5 mm audio jack on remote device allows for optional external speaker Battery Life- Lithium-ion battery provides up to 200 launches per charge Product Specifications for Handheld Only: Unit Dimensions- 4.3" X 3.0" X 2.2" Weight - 7.4 oz. Range - More than 1/2 mile radio range; sounds can be heard grater than 400 yards Battery - Rechargeable, replaceable lithium-ion (included); Battery life: up to 200 launches Audio Jack - Yes, for line-out access to an external powered speaker Sounds - Plays 3 sounds(duck call, Hey Hey Hey, and Tone); Sound file format: WAV, 32 kHz, 16 bit mono or stereo. Maximum audio playback time for all three sound files: 48 Seconds for mono, 24 seconds for stereo. Water Rating - IPX7 Product Features for Transmitter Only: Excellent Range - Consistently provides a range of more than 1/2 mile Rapid Launch Button- Rapid Launch setting lets you control multiple launch devices sequentially with 1 button Ease of Use- One hand control offers easy mode selection, launcher control and sound selection Battery Life- Long Lasting, rechargeable, user replaceable lithium-ion battery Different Modes- Quickly switch between training and launch modes using the 'mode' button. For training mode, PRO Control 2 is compatible with Delta Series dog devices and PRO Series dog devices (collars). Physical Specifications for Transmitter Only: Unit Dimensions - 2.1"x 5.4"x 1.1" Display Type - LCD Weight - 3.7 oz. Range - More than 1/2 mile Operates Multiple Receivers - Up to 18 Battery - Rechargeable lithium ion (included) 80 hours per charge Water Rating- IPX7; Floats Owners Manual:Garmin PRO Control 2 Owners Manual