OTTO V1-10433 Earphone 900 MHz GSM • -34±2dB sensitivity for crystal-clear

• -34±2dB sensitivity for crystal-clear transmission

Frequency: 608-960/1695-2200/2300-2700MHz with Reflector

Oil resistant

Length with standard switch: 4

high volume speaker

OTTO V1-10433 Earphone 900 MHz GSM • -34±2dB sensitivity for crystal-clear3. 5mm Receive Only Earpiece (Listen Only) for two way radios and speaker microphones. Works by silencing radio conversations on your speaker microphone allowing you to keep your communication private. Includes a clear acoustic tube, mushroom style ear tip, and clip to attach to clothing uniforms. Compatibility: Fits any accessory that has a 3. 5mm accessory port. Length: 18" (shorter version available) Plug: 3. 5mm Earphone kits have lightweight