Quantity | 3+ units | 10+ units | 30+ units | 50+ units | More |
---|---|---|---|---|---|
Price /Unit | $13.65 | $13.37 | $12.95 | $12.40 | Contact US |
HRD-600 FM Headphones Teaching Headset 50-108MHz DSP Large LCD Display 3.5MM Audio Jack Black
Features:
- Stylish and beautiful FM headset is comfortable to wear and can effectively isolate external noise.
-
Using DSP digital chip, external whip antenna, high sensitivity
reception, accurate frequency receiving, stable performance, no
frequency hopping. Its sound is clear, loud and beautiful, and it can
give users a different sense of hearing.
- Humanized design: One
button to save campus radio station and access to the store station.
Intuitive button layout for easy operation.
- Large screen (LCD size 28x16mm) can display FM frequency point, electric quantity symbol.
-
With a 3.5MM audio input jack, the earphone can be used in speech
rooms, self-learning centers, and computer rooms. Can be used as a
headset when used with a microphone cable.
Applications:
- The campus receiver can be used with MP3, MP4, mobile phones, computers, PSP, laptops.
- It can be used to watch movies, play network games, listen to music, make network calls, have online chats for YY.
-
After plugging in an audio cable, it can be used as a wired headset and
connected to a computer. After plugging in a microphone cable, it
becomes a headset with microphone, connecting to your computer, you can
have voice chat.
Technical Parameters:
- FM receiving range: 50-108MHZ (customizable)
- Receiving sensitivity: ≤18DB
- Signal to noise ratio: 40DB
- Quiescent current: 70uA
- Maximum output power: 3.2mW
- Save the station: 1 (can be customized)
- Working voltage: DC3V
- Frequency response: 150-15000HZ
- Stereo separation: 23DB
Package Included:
- 1 x Set of Headphones
Note:
- It is recommended to use 2pcs 1.5V AA batteries which are not included.
- Microphone cable is not included, please purchase separately.
Attention:
- When the headset is not in use, please remove batteries to prevent battery leakage.
-
The sound becomes small, distorted, beeps, and battery symbol flashes,
indicating that the battery is low. Please replace batteries.
- Please not press hard, make strong collisions, drop or stretch the hood to prevent damage.
- Please not use chemical reagents to wipe the shell to prevent corrosion.