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

1. Separate the PTT/main microphone and audio tube.
2. Soft plastic earplugs fit your ears tightly through the clear audio tube.
3. Connect the clear monitor style acoustic tube connector to the crew.
4. Remote microphone with call-on-demand 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-20KHz
12. Microphone size: 6.0x5.0mm
13. Thread material: PU
14. Suitable for Motorola XPR7550, XPR7350, XPR7580, XPR7380, APX2000, APX5000, APX7000XE, APX5000, APX7000XE, APX6000, APX7000XE, APX6000XE, P8260, P8268, P8608, P8266, P8668, MTP6550, MTP6750, SRX2200, etc.