Rating: Summary: not for auto use Review: This unit is acceptable in a quiet room. The unit inserts a low hum when a call is in progress. The unit reproduces low frequencies better than highs which may result in word recognition challenges in a noisy environment.
Rating: Summary: not for auto use Review: This unit is acceptable in a quiet room. The unit inserts a low hum when a call is in progress. The unit reproduces low frequencies better than highs which may result in word recognition challenges in a noisy environment.