Products
Wireless Bluetooth Earphone for Walkie Talkie Two Way Radio Bluetooth Headset
Model: BT021_K
OEM/ODM: Yes
OEM/ODM:
We deliver comprehensive OEM & ODM solutions, enabling partners to develop tailor-made products aligned with their distinct demands. Our team oversees every stage from initial product design through customized packaging, helping your brand differentiate itself and stand out amid fierce market competition.
Customization Options:
1. Product specifications: size, style, raw materials
2. Custom colors and surface finishes
3. Logo imprinting and private label service
4. Custom packaging artwork & structure design
5. Custom special features and performance upgrades
6. Additional personalized solutions customized exclusively for your brand
Product Features:
1. Product Name:Two-way Radio Bluetooth Noise Cancelling Headset
2. This product set includes a Sports Ear-Hook Wireless Headphone, a Wireless Headphone Adapter, and an optional Wireless Finger PTT Button, designed for reliable, noise-canceling communication in professional scenarios such as security, logistics, and event management. 3. Plug Type: TK Plug
4. Communication distance:10 M
5. Charging Port:Type-C
6. Frequency: All components operate at 2400-2483.5MHz, ensuring stable wireless connection.
7. Battery: All use reliable lithium-ion polymer batteries:
8. Headphone: 260mAh (962mWh) for up to 10 hours of use, fully charged in 2 hours.
9. Adapter: 230mAh (851mWh) for up to 10 hours of use, fully charged in 2 hours.
10. PTT Button (Optional): 60mAh (222mWh) for up to 80 hours of use, fully charged in just 1 hour.
11. Charging: All devices support 5.00V DC input, compatible with standard USB chargers. 12. Intelligent Power Management: Built-in LED indicators and voice reminders for battery charge, discharge and low-battery alerts, keeping users informed of power status in real time.
13. Clear Pairing Confirmation: Dedicated LED indicator for successful Bluetooth pairing, delivering instant visual feedback to ensure reliable wireless connection.
14. Professional Communication: Designed for security, logistics and event management scenarios, offering stable wireless transmission and noise-canceling performance.
| Battery Technical Specifications | ||||||
| Device | Frequency Range | Battery Type | Battery Capacity | Battery Life | Charging Time | Charging Input |
| Sports Ear-Hook Wireless Headphone | 2400-2483.5MHz | Lithium-ion Polymer Battery | 260mAh 3.7V (962mWh) | Approx. 10 hours | Approx. 2 hours | 5.00V DC |
| Wireless Headphone Adapter | 2400-2483.5MHz | Lithium-ion Polymer Battery | 230mAh 3.7V (851mWh) | Approx. 10 hours | Approx. 2 hours | 5.00V DC |
| Wireless PTT Button (Optional) | 2400-2483.5MHz | Lithium-ion Polymer Battery | 60mAh 3.7V (222mWh) | Approx. 80 hours | Approx. 1 hour | 5.00V DC |
| Charging & Battery Status Indicator Table | ||||
| Device | Battery Level (≥21%) | Low Battery (20%) | Charging | Fully Charged |
| Wireless Headphone | No indicator | Red LED flashing + voice prompt (low battery) | Red LED stays solid | Blue LED stays solid |
| Wireless Adapter | No indicator | Red LED flashing | Red LED stays solid | Blue LED stays solid |
| Wireless Finger PTT (Optional) | No indicator | Red LED flashing | Red LED stays solid | Red LED turns off |
| Wireless Headphone – Button Operations | |||
| Button | Operation | Function | LED Indicator |
| Power Key | Long press for 3 seconds | Power on | Blue LED lights up for ~1 second |
| PTT Key | Long press | Activate walkie-talkie PTT transmission | Red LED stays solid |
| PTT Key | Long press for 8 seconds (when not connected to wireless adapter) | Switch between Chinese and English voice prompts | Red LED stays solid (when PTT function is activated) |
| Volume + Key | Short press (adjust one level up) | Increase volume (8 levels) | --- |
| Volume - Key | Short press (adjust one level down) | Decrease volume (8 levels) | --- |
| Adapter – Button Operations | |||
| Button | Operation | Function | LED Indicator |
| Power Key | Long press for 3 seconds | Power on | Blue LED lights up for ~1 second |
| Power Key | Long press for 3 seconds (when powered on) | Power off | Blue LED lights up for ~1 second, then all LEDs turn off |
| Wireless Finger PTT (Optional) – Button Operations | |||
| Button | Operation | Function | LED Indicator |
| Power/PTT Key | Long press for 3 seconds | Power on | LED lights up for ~1 second |
| Power/PTT Key | Long press (after successful pairing) | Activate walkie-talkie PTT transmission | Red LED stays solid |
| Power/PTT Key | Adapter is powered off | Auto power off after 180 seconds | --- |
| Pairing & Connection Instructions | ||||
| Device Pairing | Step | Operation | LED Indicator | Function |
| Headphone & Adapter | 1 | Long press headphone power key (3s) | Blue LED on ~1s → Red & Blue LEDs flashing | Power on & enter pairing mode |
| 2 | Long press adapter power key (3s) | Blue LED on ~1s → Red & Blue LEDs flashing | Power on & enter pairing mode | |
| 3 | Auto-pair after power-on | Blue LED slow flash; Headphone battery LED solid | Connection successful | |
| PTT (Optional) & Adapter | 1 | Long press adapter power key (3s) | Blue LED on ~1s | Power on adapter |
| 2 | Long press PTT power key (3s) | Red LED on ~1s → Red LED flashing | Power on PTT & enter pairing mode | |
| 3 | Auto-pair after power-on | PTT red LED turns off | Connection successful | |
| 4 | Adapter powered off | No signal | PTT auto powers off after 180s | |
| Warnings | ||||
| 1. Do not disassemble, repair or modify the wireless headphone, adapter or wireless finger PTT for any reason, otherwise it may cause fire or complete product damage. | ||||
| 2. Do not place the device in environments with extremely low or high temperatures (below -10℃ or above 60℃). | ||||
| 3. When using the device indicator, avoid approaching the eyes of children or animals. | ||||
| 4. Do not use the device during thunderstorms, as thunderstorms may cause abnormal operation and increase the risk of electric shock. | ||||
| 5. Do not puncture or scratch the terminal with hard objects. | ||||
| 6. Do not store the terminal in an environment containing corrosive substances. | ||||
| 7. Do not wipe the product with corrosive liquids. | ||||
| 8. Avoid contact between the device and liquids. | ||||
| 9. This product contains small parts. Please keep it out of reach of children to avoid the risk of suffocation due to accidental ingestion. | ||||
| Cautions | ||||
| 1. If the product has not been used for more than two weeks, it is recommended to charge it before use. | ||||
| 2. Must use chargers produced by regular manufacturers and certified by China CCC. | ||||
| 3. Using the headphone at maximum volume may damage hearing health. Please control the volume reasonably. |
FAQs
Q1: Are your accessories compatible with all radio brands?
A1: Most of our products are compatible with major brands such as Motorola, Hytera, Kenwood, Icom etc. Please provide the exact radio model for accurate compatibility confirmation.
Q2: Can I get samples?
A2: Yes, samples can be provided freely, but the shipping cost charged on customer.
Q3: What about customized services?
A3: OEM and ODM services are provided, for OEM, we can design your brand the sticker & packaging box according to your requirements.
Q4: What is the mass production time?
A4: Quantity less than 500PCS, it takes 5-7 days; Quantity is 501-2000 pieces, it takes 7-10 days.
Q5: How do you control quality?
A5: All products pass 100% testing before shipment.
Q6: How to handle order problems?
A6: Contact us directly, we will respond and solve within 24 hours.
SUBSCRIBEPlease read on, stay posted, subscribe, and we welcome you to tell us what you think.

Xiamen Yuhong Export & Import Co., Ltd. was founded in 2023 with its independent brand LSENG. We specialize in providing one-stop solution for walkie-talkie accessories, focusing on the R&D and supply of high-quality walkie-talkie microphones and headsets. Our product portfolio covers walkie-talkie headsets, external speakers, wireless Bluetooth accessories and other supporting accessories. Tailored for multiple industry scenarios, our products consistently deliver outstanding audio performance.
Email : info@accessoriesradio.com
Address: 215-34, 2/F, Sihai Building, Fanghu West Rd, Huli Dist, Xiamen, Fujian, China Post Code:361006
2026 @ Xiamen Yuhong Import and Export Co.,ltd. All Rights Reserved. Sitemap | Blog | XML | Privacy Policy
IPv6 network supported