RETEVIS RS-114 IP54 Waterproof 2 Pin Speaker Microphone for H777/RT21/RT27

1. IP54 waterproof. 2. The sound is loud and clear. 3. Enhanced 2000D Kevlar coil cable with a diameter of 4mm. 4. With 360-degree rotating clamp. 5. Weight: 105g 6. Cable length: about 52cm (not pulled out) 7. Speaker size: 40mm 8. Sound pressure level: 108±3dB @ 1KHz 9. Impedance: 16 ohm/1W 10. Related power: 0.5W 11. Microphone sensitivity: -40dB+/-3dB @ 1KHz 12. Microphone impedance: 2.2K 13. Suitable for Kenwood KPG KPG27D, KPG29D, KPG48D, KPG49, KPG55D, KPG56D, KPG62D, KPG66D, KPG69D; suitable for Retevis H777, RT1, RT2, RT21, RT22, RT23, RT24, RT26, RT27, RT3; suitable for BAOFENG UV5R, UV8, UV8D, UVB5, UVB6, UV-3R, A52, UV5RA, UV5RC, UV5RD, UV5RE; suitable for POFUNG UV-A52, UV-82, UV-8, UV-6, UV-5R, 888s, 5RA ; Suitable for WOUXUN KG-833, 639P, 819, 679P, 659P, 689P, etc.