| Warranty Type | No Warranty |
| Battery Capacity(Mah) | 400 |
| Plug Type | Not Applicable (Without Plug) |
| Input Voltage(V) | DC5V |
| Cable Feature | Other |
| Model | B39 |
| Earphone, Headphone, & Headset Type | Over Ear |
| Audio Compatibility | Mobile |
| Headphone Accessory Type | Other |
| Headphone Connection Type | Bluetooth |
| Earphones, Headphones & Headsets Features | Noise Isolating,Noise Cancellation,Built-In Microphone,Volume Control |
| Sensitivity Rating | 88Db |
| Maximum Frequency Response | 20Khz |
| Minimum Frequency Response | 45Hz |
| Region Of Origin | China |
| Batteries Included | Yes |
| Manufacturer | Shantou Chaoyang District Shengtena Electronic Factory |
| Control Type | Media Control |
| Included Components | Cable |
| Water Resistance Level | Non - Waterproof |
| Noise Control | No Noise Control |
| Headphone Jack | Lightning Jack |
| Compatible Devices | Cellphones |
| Contains Batteries Or Cells? | Batteries |
| How Batteries Are Packed | Batteries Built-In |
| Dangerous Goods Or Hazardous Materials | Yes |
| Manufacturer Address | Gounan Village Industrial Area, Gurao Town, Chaoyang District, |
| Dg Battery Type | Other |
| Battery Characteristics | Non-Button Cell Battery |