Aina PTT is a worldwide supplier of rugged cellular voice dispatch accessories headquartered in Finland with a location in Boston supporting US based customers. Since 2014, their purpose-built accessories have been popular with construction companies including concrete companies using Command Alcon software.
They manufacture the Voice Responder wireless microphone with an extra loud speaker to easily hear messages in high noise environments.
They also designed the ASB1 Smart Button for PTT work applications including Zello, ESChat, and many others.
The devices include large controls for workers wearing gloves and an emergency button. Their Bluetooth V5.2 connectivity insures reliability with Android and iOS devices.
Voice Responder Rugged Speaker-Mic
The APTT2 Voice Responder with IP67 submersible rating includes a 3.5mm listen-only port for an optional earpiece. It has primary and secondary push-to-talk buttons, volume controls, channel selector, emergency, and multi-function button allowing the smartphone to remain in your pocket.
The built-in rechargeable battery provides up to 48 hours of operation and can be charged with an optional USB-C cable. The ADC1 USB desktop and AVC1 12V DC vehicle cradles make it convenient for charging. There is also the ADC5 5-slot multi-charger if you keep your mics in a single location.
Links to Voice Responder product sheet, user guide, and quick-start guide.
Detailed user guides from Verizon, AT&T, Motorola, Sonim, Zebra, Zello and others are available at this link.
ASB1 Rugged Smart Button
The ASB1 smart button is a rugged entry level PTT that provides the ability to press-to-talk, send a call request, and emergency alerts. The multi-function button can also be programmed for contact scrolling, repeating messages, or other discreet non-verbal tone communication.
The ASB1-2 includes a clip and the ASB1-3 includes a velcro strap. Both are rated IP67 for submersibility and the button cell battery will last up to 6 months.
Links to Smart Button product sheet and quick-start guide.
Detailed user guides from Motorola, Sonim, ESChat, Zello and others are available at this link.