1. Frequency receiving range: 64-108MHz
2. Receiving sensitivity: 5dB
3. Product dimension: 80x28x20mm
4. Battery: 2 x 1.5V AAA batteries(not iincluded)
5. Minimum operating voltage: 2.2V
6. Maximum power output: 2.4MW
7. Maximum current: 26MA
8. Stereo separation: >=32DB
9. Distortion degree: <=1%
10. Standard accessories: headset rope white box manual