FCC ID: 2AN62-GD77
► Dual band VHF UHF: Meet the different system standard in different states and countries.
► Dual time slot for point to point: You can use separate time slot in Group Calls with Point to Point repeater function.
► Voice Prompt: We added voice prompt function in customize side button (in CPS choose “channel information” ON).
► The device will report all the current details.
► Channel Rotate Button & Customize Side button: Various practical buttons make it more convenient for using.
- Frequency Range: VHF:136-174MHz, UHF 400-470MHz
- Output Power: 5W
- Newly added Channel Rotate Button
- Analog & Digital DMR Tier I & II, compatible with Motorola and other DMR radios
- High-Low Power: 5W/1W
- Contact ID Capacity: 256
- RX Group list: 76, each RX group list can hold 32 contact ID
Scan list: 64, each scan list can hold 32 channels
- Zone Capacity: 32, each zone can hold 16 channels
- Channel Capacity: 1024
- Battery Capacity: 2200 mAh Li-Po battery
- Added Channel Rotate Button for fast switching channels.
- Fast switching between zones, use side button to set zones.
- Scan function supports both analog & digital mode.
- Monitor mode: Turn on monitor mode, when time slot and color code are confirmed, you can receive frequency with no limit of contact id and RX group lists.
- Customize shortcut keys with side buttons: including long-press and short-press. Editing shortcut keys with Programming Software.
- Voice Prompt: Channel number, RX frequency, TX frequency, zone (mode), time slot (1,2), color code, DMR ID, power
- Repeater function supports both analog & digital mode.
- With SMA-Female antenna base, compatible with all SMA-Male antennas.
- Driver-free programming cable, plug and play
- User-friendly programming software: support bulk editing on channels and contact ID, support import and export with CSV file.
- Continuously support on software and firmware update
- Programmable CTSS/DCS
- Emergency Alarm
About Zone Setting:
We’ve set 4 zones with 64 channels totally.
GD-77S is able to program 32 zones and switch channels on the device.
Step 1: Choose Side button 1 or 2 to set zone function. Short-press Side button 1 for zone setting as default.
Step 2: Enter zone setting, use Side button 1 and 2 for UP/DOWN choosing channels, zone number will be told by audio. (mode1, mode2 …)
Step 3: After selecting for zones, please long-press Side button 1 or 2 to save and exit.
The programming cable is equipped with driver which supports Windows XP/7/10 and there is no need for you to install the driver in your computer. If you are not able to program your GD-77S, please try to insert the cable to another USB port or another computer. If it still doesn't work, please kindly report to us, we will arrange you a new replacement once we have confirmed your issues.
Please follow and subscribe Radioddity.com, we will send notification if there are any updates. Official software is also available on our website.
Up to 5KM (3 Miles) Talking Range
Although GD-77S is only 3CM in body thickness, the talking range can be as far as 5KM (3 Miles) under most circumstances. There are other factors that affect the range of a two-way radio too such as weather, exact frequency used, and obstructions.
Please also note that extended transmit time may lead to excessive heat, affecting the battery lifespan.
10 x GD-77S DMR
10 x Dual Band High Gain Antenna
10 x Belt Clip
10 x Desktop Charger
10 x 2200mAh Battery
10 x User Manual
10 x Earpiece
10 x Free Programming Cable
1 Year and 6 months Manufacturer's Warranty.
• Radioddity's limited warranty applies to all BRAND NEW items sold by radioddity.com and other authorized dealers (except Xiegu).
• This warranty is non-transferable and proof of purchase from us or an authorized dealer is required for warranty service.
• For Xiegu items, we provide a 1 year warranty.
What Does This Limited Warranty Cover?
We warrant that the Products are free from defects in materials and workmanship under normal use and use in accordance with the respective Product user manual, during the Warranty Period. Please refer to the Instructions inside each package for a description of proper use and care of the unit.
What Does This Limited Warranty Not Cover?
This limited warranty does not cover damages directly or indirectly arising or resulting from or during:
(1) accident, misuse, abuse, vandalism or acts of God (including lightning and other weather conditions)
(2) use with another product or other damage or loss suffered by the use or combination of any other item
(3) improper or inadequate maintenance
(4) repairs by an unauthorized service technician
Open Box items are products that have damaged packaging or are otherwise not suitable to be sold as new. All items are tested to be working by a member of our team.
Open Box items come with a 6-month warranty instead of the standard 18 months warranty and are not eligible for any warranty extension offered to new products. We will not accept returns of Open Box items due to cosmetic damage or other non-performance-related issues. All sales of Open Box items are final and not eligible for a return or refund.
If for some reason the item is defective on arrival, please contact
If you are satisfied with our products and service, please kindly leave us a positive product review. Any problem, be free to contact us firstname.lastname@example.org
We strive to answer all emails as quickly as possible, but due to high email volume, it may take time for us to reply. Thanks in advance for your patience!
Frequently Asked Questions
- 1. What forms of payment do you accept?
- 2. Why has my credit card payment failed?
- 3. How do I know if it is safe to shop with you?
- 4. Is there any discount for bulk/volume purchases?
- 5. Do you ship internationally?
- 6. How can I contact Radioddity.com for additional assistance?
- 7. How are warranties handled?
- 8. Why didn't I receive an order confirmation email after my PayPal payment is completed?
- 9. How do I change the shipping address or cancel my order?
- 10. What does Radioddity.com charge for shipping order and how long will it be before I receive my order?
- 11. Do you ship to PO boxes or Military APO/FPO addresses?
- 12. Why am I unable to track my order?
- 13. Taxes, Customs, & Duties
- 14. How do I return products if I am unsatisfied?
- 15. What do I do if I received the wrong item?
- 16. How do I return defective items?
- 17. When will a replacement be sent?
- 18. How long does it take for me to get a refund?
1. What forms of payment do you accept?
Radioddity.com currently accepts PayPal* or credit card for all orders.
*When purchasing with PayPal, your shipping address will automatically default to the address on file with PayPal, regardless of the shipping address you enter on your Radioddity.com order.
2. Why has my credit card payment failed?
Payment with a credit card may fail because of bank authorization and fraud prevention systems. If you are having trouble making a payment via Credit Card, you may contact your card issuing bank or PayPal directly. Here are PayPal's phone numbers:
+1-888-221-1161 (US & Canada Toll Free) +1-888-215-5506 (US & Canada Toll Free)
+1-402-935-7733 (International) +1-402-935-2050 (International)
3. How do I know if it is safe to shop with you?
Radioddity.com takes great pride in offering a safe and secure online shopping experience. We also respect your privacy and we're committed to protecting it.
4. Is there any discount for bulk/volume purchases?
Radioddity does provide discounts for some bulk/volume purchases. Please email our customer service for more details.
5. Do you ship internationally?
Yes, we do! We ship to US & EU countries. For some products, we ship to CA.
6. How can I contact Radioddity.com for additional assistance?
Email Customer service:
please email us via email@example.com, and we will respond to your email as quickly as possible, usually within 24-48 hours.
7. How are warranties handled?
Repairs on defective merchandise are handled by the manufacturers and not by Radioddity unless otherwise indicated. If any item arrives damaged due to shipping, immediately contact the courier. Keep all shipping materials and contact us immediately.
8. Why didn't I receive an order confirmation email after my PayPal payment is completed?
We send a confirmation email to your primary PayPal email address or the e-mail address you have specified if you used the "PayPal Express Checkout" method. Make sure that you have a Radioddity account registered under your PayPal account's primary e-mail address.
In rare circumstances, a technical bug confirmed by PayPal can get in the way. If you do not receive any information at all, and your order does not appear in your Radioddity account, please contact us and send us your order details.
9. How do I change the shipping address or cancel my order?
Please contact customer service immediately if you need to change the shipping address or cancel your order. Please be advised that some orders are shipped very soon after payment and it will not always be possible to make changes to the shipping address and/or cancel the order.
10. What does Radioddity.com charge for shipping order and how long will it be before I receive my order?
Please CLICK HERE to learn about our shipping policy.
11. Do you ship to PO boxes or Military APO/FPO addresses?
Only USPS can ship to both PO Boxes and Military APO/FPO addresses. The items have to be less than 2kg. Please allow additional time for orders to be shipped to these addresses. Express shipping cannot be sent to both PO Boxes and Military APO/FPO addresses.
12. Why am I unable to track my order?
It can sometimes take 24-48 hours or so for tracking information to update once an order has shipped from our warehouse.
Occasionally, a package may not receive the proper origin and transit scans while on its journey to you, so neither us nor express is able to track the exact location of the package in transit.
Please email us if you do not receive your order by the end of the quoted time frame. Please note that orders shipping via UPS can be delivered as late as 9:00 pm local time in some areas.
13. Taxes, Customs, & Duties
If the package is checked by your country's customs office when the item arrives in your country, most websites are declaring that you are responsible for import duties, tariffs, and taxes. However, Radioddity will be happy to go fifty-fifty with customers. Quality customer service is our highest value and we try our best to reduce our customer’s loss.
14. How do I return products if I am unsatisfied?
Please CLICK HERE to learn about our return policy.
15. What do I do if received the wrong item?
Return the wrong item. If the item you received is completely different from the one you ordered, please contact our Customer Service with photos or videos of the different product. If a return is necessary, replacement plus return shipping cost will be issued to you on receiving the returned product. Or if you decide to keep it, we will offer a 10% discount for buying it.
16. How do I return defective items?
If your product turns out to be a defective one with physical damage within 30 days from the initial receiving date. You can mail the item back in the original package without any wear and tear for a free replacement. However, you will need to provide photos and videos showing the defect(s) of the product.
*NOTE: We strongly recommend obtaining and saving your return tracking number until you are notified that we have completed your refund.*
17. When will a replacement be sent?
Replacements are treated the same way as that of new orders -- they typically arrive in 10 to 13 days. If a product needs to be returned for replacement, the replacement is sent after receiving the returned item.
18. How long does it take for me to get a refund?
It may take 1 or 2 weeks for your return to reach our warehouse. Once it is received and inspected (usually within 72 hours of arrival) your refund will be processed and automatically applied to your credit card or original method of payment within 2 days. Please note that depending on your credit card company, it may take additional 2-10 business days after your credit is applied for it to post to your account.