Klein Electronics CURL-M1 1-Wire Earpiece Kit for Motorola/Blackbox and Blackbox+/HYT/Relm/TEKK Radios, C-Ring Earloop, Left or Right Ear, Speaker rests on ear for all-day comfort, In-line Microphone with PTT Push-to-Talk
Klein Electronics CURL-M1 1-Wire Earpiece Kit for Motorola/Blackbox and Blackbox+/HYT/Relm/TEKK Radios, C-Ring Earloop, Left or Right Ear, Speaker rests on ear for all-day comfort, In-line Microphone with PTT Push-to-Talk

Key Features
C-Ring Earloop
Left or Right Ear
Speaker rests on ear for all-day comfort
In-line Microphone with PTT Push-to-Talk

Specifications
SPEAKER
Rated impedance: 150 Ohms +/- 15%
Rated input power: 0.5W
Max. input power: 0.7W
Output S.P.L.: 97 +/- 3dB (0.5W 0.1 Meter)
Frequency range: F0-10KHz
Distortion: Less than 5%
MICROPHONE
Sensitivity: -36 -/+ 2dB RL=2.2k Ohms Vs=3.0V (DC) 1KHz 0dB=1V/Pa
Impedance: Max 2.2K Ohms 1KHz (RL=2.2K Ohms)
Frequency: 50-1600Hz
Current consumption: Max 0.5uA RL=2.2k Ohms Vs=3.0V (DC)
Operation voltage range: 1.0V-10V (DC)
Max sound pressure level: 115dB S.P.L.
S/N ratio: More than 58dB 1KHz 0dB=1V/Pa A-Weight
Sensitive reduction: 3.0V-2.0V sensitivity variation less than 3dB