Chierda CDA8 Plus DMR Bluetooth Walkie Talkie
1. DMR (TDMA) digital technology, analog and digital combine
2. Compatible with MOTOTRBO Tier I & II
3. IP67 waterproof and dustproof
4. Bluetooth connection
5. 10 Watt high power long range
6. Single/group/all call
7. 2900mAh Li-ion Battery
8. Lone worker
9. Support firmware upgrade
10. FCC&CE Certified
Features
Chierda CDA8 Plus package contains CDA8 DMR radio and EB121 Bluetooth earpiece. CDA8 DMR radio is high power and supports long range communication. It has great compatible and can compatible with MOTOTRBO Tier I & II.


Triple Level Protection:
CDA8 is IP67 rated waterproof and dustrpoof. It features rugged construction and has triple level protection.
Long Battery Life:
CDA8 is equipped with a 2900mAh rechargeable battery, which can outlast for 200 hours. It is ideal for use in harsh environments, such as construction sites.


Long Distance Walkie Talkie:
With 10 watt output power, CDA8 can reach 1-10 kilometer in good conditions.
| SPECIFICATION | |
|---|---|
| Frequency Range | VHF:136-174MHz or UHF:400-480MHz |
| Channel Spacing | 12.5 KHz/ 25 KHz |
| Memory Channel | 128(8 zone) |
| Rated Voltage | 7.2V DC |
| Battery Capacity | 2900mAh |
| Frequency Sensitivity | ±1.5ppm |
| Antenna Impedance | 50Ω |
| Dimension | 128×58.5x39mm (without antenna) |
| TRANSMITTER | |
| Output Power | High:10W Lower:1W |
| Adjacent Channel Power | -60dBm@12.5kHz |
| FM Modulation Mode | 12.5kHz:11 FOF3E |
| Modulation limits | 2.5kHz@12.5kHz |
| Audio Distortion | ≤3% |
| Vocoder Type | AMBE+2TM |
| 4FSK Digital Modulation | 12.5kHz(data only) 12.5kHz(data+voice) |
| Digital Protocol | ETSI TS 102361-1.-2.-3 |
| FM Noise | -40dBm@12.5kHz |
| Spurious emissions | <-36dBm@1GHz >-30dBm@1GHz |
| RECEIVER | |
| Analog Receiver Sensitivity | 0.35uV/-116dBm(20dB SINAD) 0.22uV/-120dBm(Type) |
| Digital Receiver Sensitivity | 0.3uV-117.4dBm(BER 5%) 0.7uV/-110dBm(BER 1% ) |
| Blocking | 84dB |
| Adjacent Channel Selectivity | TIA603C:-65dB ETS1:-60dB |
| Audio Frequency Power | ≥500mW |
| Audio Response | +1dB~-3dB |
| Receiving Spurious Transmitting | ≤-57dBm@30MHz~1GHz ≤-47dBm@1GHz~12.75GHz |
| Audio Distortion | ≤3%(Type) |
| Spurious Response | TIA603C:-65dB ETSL-65dB |
Whats in the Box

Product Set
CDA8 Radio*1
Battery*1
EB121 Bluetooth Earphone*1
Strap*1
Belt clip*1
Antenna*1
Charger*1
User’s Manual*1
Company Profile
Founded in 1988, CHIERDA specializes in the R&D andmanufacturing of professional wireless communicationproducts, including two-way radios, mobile radios, andrepeaters. As a National High-Tech Enterprise, we arecommitted to “Quality First” and “Driven by Innovation.”
With ISO 9001 certification and SEDEX compliance, CHIERDA products meet CE, FCC, IC, RoHS, and other international requirements. Today, we serve customers in over 100 countries and regions, providing reliable wireless communication solutions for diverse markets and industries.
1988
ON-TIME DELIVERY
MANUFACTURING BASE
EMPLOYEES
TESTING INSTRUMENTS
GLOBAL MARKETS
FAQs
Do you support OEM/ODM services?
Yes! We are a manufacturer offering OEM and ODM services. We can design and customize products according to your specific requirements.
What is your MOQ?
For sample testing, we recommend starting with an order of 2 pieces. Please contact us for more information about bulk order requirements.
Can you offer free samples for testing?
Generally, customers need to pay the sample fee in advance. However, once your order reaches the required quantity, we will refund the sample fee.
Can I place a sample order to test product quality?
Absolutely! You are welcome to place a sample order to evaluate our product quality before making a bulk purchase.
Can I get a better price for large orders?
Yes! We offer more competitive pricing for bulk orders. Generally, the larger your order quantity, the better the price.
How long does it take to ship my order after payment?
Our typical order processing and dispatch times are:
Sample orders: 1–3 days
Bulk orders: 5–8 days
Custom production: 15–30 days
When can I track my shipment online?
We usually provide the tracking number within 2 days. Once you receive it, you can check your shipment status and updates online.
What payment methods do you accept?
We generally accept bank transfers, Western Union, MoneyGram, Trade Assurance, and other payment methods. If you prefer a different payment option, please contact us. We will do our best to accommodate your needs.
How do you ensure product quality?
We use an MES production management system to track the manufacturing process of every product. All products undergo 5 inspections before shipment, and our First Pass Yield (FPY) exceeds 99.4%.
What is your warranty policy?
Radios: 12-month warranty
Accessories: 6-month warranty
We also provide remote technical support. Please contact us if you have any questions or need assistance.













