The S610A Half-Mile Hailer Portable PA System from AmpliVox is a multimedia mixer and amplifier that features an auxiliary input, three microphone inputs, two speaker outputs, and a line output. The S610A can be used in athletic activities, political campaigns, and band practices to project clear sound up to a half-mile away for sound reinforcement applications.

Other features of the S610A include: input volume and tone controls, emergency siren button, shoulder strap, dynamic handheld microphone with 5' coiled cable, and weatherproof reverberant-horn speaker. The auxiliary input jack can be used to incorporate a CD player, tape player or computer sound system. The PA system is powered by 10 D-cell alkaline batteries for up to 200 hours of talk time. The S610A Half-Mile Hailer Portable PA System's simple straightforward controls and lightweight design makes it a practical and portable outdoor speaker sound system. If you need to be heard in a large and noisy crowd, this is your solution.