Hold the radio vertically 2 to 3 inches away from your mouth. Press and hold the PTT button. Wait a fraction of a second for the channel to clear, speak clearly into the microphone grille, and release the PTT button to listen. Channel Selection
| Specification | Typical Values | |---------------|----------------| | Frequency Range FM | 87.5 – 108 MHz | | Frequency Range AM | 520 – 1710 kHz | | Power Source | 2 x AA batteries (1.5V each) | | Speaker | Built-in dynamic speaker | | Earphone Jack | 3.5mm stereo | | Antenna | Telescopic (FM) / Built-in ferrite (AM) | | Dimensions | Approximately 118 × 68 × 28 mm | | Weight | Approximately 135g (without batteries) | | Tuning Method | Manual dial or analog dial with digital display (varies by version) | dxar8108 radio user manual portable
A: The sound may become weak, distorted, or the radio may not turn on. If the tuning indicator dims or the volume output drops noticeably, replace the batteries. Hold the radio vertically 2 to 3 inches away from your mouth
The battery may need replacing, or you may be transmitting at high power frequently. Channel Selection | Specification | Typical Values |
Cycles through FM, AM, and specialized communication bands.
Press and hold numeric key "4" while the radio is on.
IP67 rating (Dustproof and waterproof for up to 30 minutes in 1 meter of water). Hands-Free: VOX (Voice Activated Transmission) support.