Model NO. SF-E300L-3.5-S

Listen only earpiece with acosutic tube
Soft acoustic tube type comfortable to wear
Excellent application in police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, and noisy environments.

Competible for different two way radio speaker mic and other units
3.5mm and 2.5mm connector for optional

Impedance:32ohm.
Frequency response:20-20KHz
Sensitivity:84dB.

Speaker:
Speaker size:16mm
Frequency response: 200-5000 Hz
Sound pressure level:90dB±3dB
Impedance:90 Ω ±10%
Audio output:100mW