1. Stereo wireless headphone
2. Carrier frequencies: 2. 3MHz/ 2. 8MHz±5KHz 
                                 OR 3. 2MHz/ 3. 8MHz±5KHz
3. Speaker size: Φ40mm
4. Speaker impedance: 32 Ω
5. S/N ratio: >55dB
6. Transmission distance: >6 meters(without obstacle)
7. Foldable design, convenient for traveling users especially for users of in car audio devices(Portable DVD ,GPS, etc)
8. Fully compatible with TV,CD,VCD,DVD, MP4,PC and other audio devices
9. Power requirement: Transmitter: 12V AC adapter(included)
                                 Receiver: 2 X AAA batteries (not included)
10. Wired headphone connection jack design
11. The receiver of JH-601B has auto power-off function
12. Suitable for global markets