Ram Mounts Remote Microphone with USB-C for ESChat and Zello
The RAM® Remote Microphone with USB-C for ESChat & Zello (RAM-RM-A04) provides reliable push-to-talk (PTT) functionality through a USB-C connection and intended to support Push-to-Talk over Cellular (PoC).
Designed for use in loud environments, this remote microphone gives operators the flexibility to connect an external amplified speaker—ideal for public safety, pupil transportation, commercial fleets, and more.
Features
- Uses a USB-C connector for reliable push-to-talk (PTT) or PTT over Cellular (PoC) when paired with a RAM® tablet or phone dock.
- Service compatibility specifically tested to work with ESChat and Zello’s PTT platform.
- Lightweight and simple design with clear access to volume buttons, audio port, and PTT button.
Power Specifcations
- Operating Voltage: 1.2VDC - 5VDC
- Current Consumption 100UA - 500UA
- Output Impedance @ 1KHZ Max 2.2K Ohms
- Signal to Noise Ratio: 1KHZ 60+ DB
- Max Input SPL 110DB
- Moisture Ingress Rating IP67
| Part Number | Ports | Compatible With |
|---|---|---|
| RAM-RM-A04 |
3.5mm TS Female - Mono Audio Out Only |
ESChat, Zello |
| RAM-RSM-A05 |
3.5mm TS Female - Mono Audio Out Only |
Kodiak |
