RETEVIS R-1M21 Two-wire Large PTT Acoustic Tube Earphone Microphone for Motorola XPR6000/XPR6550/DP4800/DP4801, R-1M21

1. Separate the lead PTT/microphone and sound tube.
2. The soft plastic earplugs fit your ears closely through the transparent sound tube.
3. Connect the transparent "monitor style" acoustic tube connector to the earpiece.
4. Remote microphone with on-demand call button, you can edit anywhere.
5. Big PTT is easy to find and press.
6. Suitable for police, military, nightclubs, bars, paintball, security, hotels, restaurants, bodyguards, warehouses and noisy environments.
7. Speaker size: 15mm
8. Rated input power: 1W
9. Sensitivity: 105+/-4dB / 1KHz
10. Distortion rate: less than 5%
11. Frequency response: 200Hz-20 KHz
12. Microphone size: 6.0x5.0mm
13. Wire material: PU
14. Suitable for Motorola XPR7550, XPR7350, XPR7580, XPR7380, APX2000, APX5000, APX7000XE, APX6000, APX8000, APX6000XE, P8260, P8268, P8608, P8660, P8668, MTP6550, MTP6750, SRX2200, etc.