2.4g+bluetooth +wired 3 mode with Mic gaming headphone for mobile PC

2.4g

1. Speaker sensitivity: 113 3db

2. Microphone sensitivity: 42

3db3. Battery specification: 1000mah

4. Working frequency range: 2.402 ~2.480ghz

5. Transmitting distance: ≥ 10m Omnidirectional obstacle:

6. Transmitting power: 0d:                

7. Delay data: within 30ms

8. Working voltage: 3.0V-4.2V

9. Supporting protocol: pcm

10. Decoding format: gfsk

11. Power consumption current: 25ma

12. Left and right balance: ≦3db

13. Total harmonic distortion: 0.5%

14.ic model: rtl8753b

BT

1. Speaker sensitivity: 113 3db

2. Microphone sensitivity: 42 3db

3. Battery specification: 1000mah

4. Operating frequency range: 2.402 ~2.480ghz

5. Transmitting distance: ≥ 10m omnidirectional obstacle:                

6. Transmitting power: 3db:                

7. Delay data: 60-100ms

8. Working voltage: 3.0v-4.2v

9. Support protocols: A2DP V1.3, AVRCP V1.6, HFP V1.7, HID V1.1, AVCTP V1.4, AVDTP V1.3, And spp v1.2

10. decoding format: sbc aac

11. power consumption current: 25ma

12. left-right balance: ≦3db

13. total harmonic distortion: 0.5%

14.ic model: rtl8763b