Features:
- IP67 Waterproof and Dustproof, Triple-proof
- 10 Watt High Power, Long Range Handheld Radio
- Rugged Construction, Shockproof and drop-resistant
- Large Capacity Battery
- Voice Compander
- Frequency Hopping
- VOX Hands-free Function
- Low Battery Reminder
- FCC & CE Certified
- SQL
- Optional Accessory: 6-way charger
Usage:
- Construction
- Manufacturing
- Extreme Sports
Chierda CDA8 heavy duty walkie talkie is designed for many harsh job sites. Its industrial-grade body features triple-proof protection—waterproof, dustproof, and shockproof—withstanding drops, extreme weather, and heavy-duty usage on job sites, construction zones, and other high-risk locations. Powered by a high-output transmission system, CDA8 ensures reliable long-range communication, cutting through interference to connect teams across vast distances.

IP67 Waterproof & Dustproof
CDA8 is a professional walkie talkie. It is waterproof. It can withstand 30 minutes at a depth of up to 1 meter after being tested by the laboratory. By minimizing equipment damage caused by water ingress or dust, no need to worry about frequent after-sales repairs.

Long Range Communication
CDA8 has a maximum transmission power of 10W, making it a long-range two way radio. It offers a call distance up to 10 kilometers. Suitable for projects—such as docks, large vessels, and underground tunnels—where ordinary two-way radios cannot cover.

Triple Proof Level
CDA8 radio is ideal for use in heavy-duty industry. It is waterproof, dustproof, and drop-resistant.

Superior Audio Quality
CDA8 adopts DSP noise reduction technology. It can recognize human voices and filter background noise to deliver clear voice messages.

Long Battery Life
With a 2900mAh Li-ion battery, CDA8 radio can last for 200 hours in standby. It supports a higher number of charge-discharge cycles and sustains over 10 hours of heavy use.
With no screen and keyless design, it also has a low battery reminder to notify you when the radio runs out of power.

Standard Package:
- Radio*1
- Battery*1
- Antenna*1
- Belt Clip*1
- Charger*1
- Strap*1
- Users’ Manual*1

Technical Data:
| SPECIFICATION | TRANSMITTER | RECEIVER | |||
| Frequency Range | VHF:136-174MHz or UHF:400-480MHz |
Output Power | 10W | RF Sensitivity | ≤ 0.25uV/ ≤ 0.3uV |
| Channel Spacing | 16 | Current | ≤2.5A | Silent Sensitivity | ≤0.2uV/≤0.25uV |
| Memory Channel | 12.5 KHz / 25 KHz | Modulation Distortion | <5%(300-3000Hz) | Audio Frequency Power | ≥500mW |
| Rated Voltage | 7.4V DC | Maximum Frequency Deviation |
≤ 5KHz/≤ 2.5KHz | Audio Distortion | ≤5% |
| Battery Capacity | 2900mAh | CTCSS Frequency Deviation |
0.75KHz± 50Hz | Modulation Receiver Bandwidth |
±7KHz |
| Frequency Sensitivity | ± 2.5ppm | Remanent Radiation | ≤7uW | Spurious Rejection | ≥55dB |
| Antenna Impedance | 50Ω | Modulation Mode | 16K∅F3E/11K∅F3E | Selectivity | ≥65dB |
| Dimension | 128×58.5x39mm (Without Antenna) |
Remanent Modulation | ≤-35dB | Intermodulation | ≥60dB |
Resources:
→Download CDA8 manual
→Download CDA8 Programming software




























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