- Frequency response of 20 - 20,000 Hz
- Omnidirectional electret condenser microphone for clear audio
- Binaural headphones design for immersive listening
- Convenient on-cable controls for calls
- Durable gold-plated connector
With Sandberg Speak'n Go In-Earset you get great sound in a stylish earset. The cable features a microphone and answer button for incoming calls, so you don't have to take the phone out of your pocket.